/* ROBO Pneumatic - main stylesheet (blue/white industrial theme) */
:root{
  --blue:#0b57ae; --blue-dark:#0a3d7e; --navy:#0d2c52; --sky:#2f7de1;
  --blue-light:#e8f1fb; --blue-lighter:#f4f9ff;
  --text:#2b3442; --muted:#64748b; --line:#e3eaf3;
  --shadow:0 10px 30px rgba(13,44,82,.10);
  --radius:14px;
  --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:#fff;font-size:15px;line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- top bar ---------- */
.topbar{background:var(--blue-dark);color:#cfe0f5;font-size:12.5px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar a{color:#fff;opacity:.85}
.topbar a:hover{opacity:1}
.topbar .left span{margin-right:18px}
.topbar .right{display:flex;gap:16px;align-items:center}
.langswitch{display:flex;align-items:center;gap:0;border:1px solid rgba(13,44,82,.18);border-radius:4px;overflow:hidden}
.langswitch a{padding:4px 10px;display:block;opacity:1;font-size:12px;white-space:nowrap;line-height:1.2}
.langswitch a.on{background:var(--sky);color:#fff}
.langswitch a:not(.on){background:transparent;color:var(--blue)}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:1000;background:#fff;transition:box-shadow .3s}
.header.scrolled{box-shadow:0 6px 24px rgba(13,44,82,.12)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:80px}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:44px}
.logo .logo-title{font-size:15px;color:var(--navy);font-weight:700;letter-spacing:.5px;line-height:1.2}
.logo .logo-title small{display:block;font-weight:500;color:var(--muted);font-size:10.5px;letter-spacing:1.5px}
.nav{display:flex;align-items:center}
.nav>ul{display:flex}
.nav .li{position:relative}
.nav .nli{display:block;padding:28px 13px;font-size:15px;font-weight:600;color:var(--text);position:relative;white-space:nowrap}
.nav .nli:after{content:"";position:absolute;left:18px;right:18px;bottom:18px;height:3px;background:var(--sky);transform:scaleX(0);transition:transform .25s;border-radius:2px}
.nav .li:hover .nli,.nav .li.active .nli{color:var(--blue)}
.nav .li:hover .nli:after,.nav .li.active .nli:after{transform:scaleX(1)}
/* dropdown */
.lisub{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);background:#fff;border-radius:10px;box-shadow:var(--shadow);padding:14px 0;min-width:220px;opacity:0;visibility:hidden;transition:all .25s;border-top:3px solid var(--sky)}
.nav .li:hover .lisub{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.lisub a{display:block;padding:9px 26px;font-size:14px;color:var(--text)}
.lisub a:hover{background:var(--blue-lighter);color:var(--blue);padding-left:30px}
/* mega menu */
.pronav{min-width:0;width:960px;padding:24px 28px;left:50%}
.prolist{display:flex;gap:28px}
.procol{flex:1}
.procol h4{font-size:15px;color:var(--blue);border-bottom:2px solid var(--blue-light);padding-bottom:8px;margin-bottom:10px}
.procol a.si{display:block;padding:5px 0;font-size:13.5px;color:var(--muted)}
.procol a.si:hover{color:var(--blue);transform:translateX(3px)}
.prolist{transition:all .2s}
.procol a.si{transition:all .2s}
/* search toggle */
.search-toggle{margin-left:10px;background:var(--blue-light);border:none;width:40px;height:40px;border-radius:50%;cursor:pointer;color:var(--blue);font-size:17px}
.searchbar{position:absolute;top:100%;left:0;right:0;background:#fff;box-shadow:var(--shadow);padding:18px 0;display:none}
.searchbar.open{display:block}
.searchbar form{max-width:680px;margin:0 auto;display:flex;gap:10px}
.searchbar input{flex:1;border:2px solid var(--blue-light);border-radius:8px;padding:10px 16px;font-size:14px;outline:none}
.searchbar input:focus{border-color:var(--sky)}
.searchbar button{background:var(--blue);color:#fff;border:none;border-radius:8px;padding:0 26px;font-size:14px;cursor:pointer}
#searchResults{max-width:680px;margin:10px auto 0;background:#fff;border-radius:8px;box-shadow:var(--shadow)}
#searchResults a{display:block;padding:9px 18px;font-size:13.5px;border-bottom:1px solid var(--line)}
#searchResults a:hover{background:var(--blue-lighter);color:var(--blue)}

/* ---------- hero slider ---------- */
.hero{position:relative;height:50vw;overflow:hidden;background:var(--blue-light)}
.hero .slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;background-size:cover;background-position:center}
.hero .slide.on{opacity:1}
.hero .slide .inner{max-width:var(--container);margin:0 auto;padding:0 20px;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.hero h2{font-size:46px;line-height:1.2;font-weight:800;max-width:560px;letter-spacing:-.5px}
.hero p{margin:18px 0 30px;font-size:17px;max-width:480px;opacity:.92}
.hero .btn{margin-right:14px}
.hero .slide.light h2,.hero .slide.light p{color:var(--navy)}
.hero .slide.dark h2,.hero .slide.dark p{color:#fff;text-shadow:0 2px 16px rgba(10,40,80,.45),0 1px 3px rgba(10,40,80,.4)}
.hero .slide .tag{display:inline-block;background:var(--sky);color:#fff;font-size:12.5px;letter-spacing:2px;padding:5px 14px;border-radius:20px;margin-bottom:16px;text-transform:uppercase}
.hero .dots{position:absolute;bottom:88px;left:0;right:0;display:flex;justify-content:center;gap:10px;z-index:5}
.hero .dots button{width:34px;height:5px;border:none;border-radius:3px;background:rgba(255,255,255,.55);cursor:pointer;transition:all .3s}
.hero .dots button.on{background:#fff;width:52px}
.hero .arr{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:46px;height:46px;border-radius:50%;border:none;background:rgba(255,255,255,.28);color:#fff;font-size:20px;cursor:pointer;transition:all .25s;backdrop-filter:blur(2px)}
.hero .arr:hover{background:rgba(255,255,255,.55)}
.hero .prev{left:22px}.hero .next{right:22px}

/* ---------- buttons ---------- */
.btn{display:inline-block;padding:12px 30px;border-radius:8px;font-size:14.5px;font-weight:600;transition:all .25s;border:2px solid transparent}
.btn-primary{background:var(--sky);color:#fff}
.btn-primary:hover{background:var(--blue);transform:translateY(-2px);box-shadow:0 8px 20px rgba(47,125,225,.35)}
.btn-outline{border-color:currentColor;color:var(--blue);background:transparent}
.btn-outline:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.hero .slide.dark .btn-outline{color:#fff}

/* ---------- section basics ---------- */
section.sec{padding:80px 0}
.sec-head{text-align:center;max-width:640px;margin:0 auto 50px}
.sec-head .kicker{color:var(--sky);font-weight:700;font-size:13px;letter-spacing:3px;text-transform:uppercase}
.sec-head h2{font-size:34px;color:var(--navy);margin:8px 0 12px;letter-spacing:-.5px}
.sec-head p{color:var(--muted)}
.more-link{text-align:center;margin-top:40px}

/* search band */
.searchband{background:#fff;border-radius:16px;box-shadow:var(--shadow);max-width:980px;margin:-58px auto 0;position:relative;z-index:10;padding:26px 34px;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.searchband input{flex:1;border:2px solid var(--line);border-radius:10px;padding:13px 18px;font-size:14.5px;outline:none;min-width:220px}
.searchband input:focus{border-color:var(--sky)}
.searchband .btn{padding:13px 34px}
.searchband .hot{width:100%;font-size:12.5px;color:var(--muted)}
.searchband .hot a{color:var(--blue);margin:0 6px}

/* categories */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cat-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:all .3s;display:block}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.cat-card .im{height:210px;background:var(--blue-lighter);display:flex;align-items:center;justify-content:center;padding:22px}
.cat-card .im img{max-height:100%;transition:transform .4s}
.cat-card:hover .im img{transform:scale(1.07)}
.cat-card .tx{padding:20px 22px 24px}
.cat-card h3{font-size:18px;color:var(--navy);margin-bottom:6px}
.cat-card p{font-size:13px;color:var(--muted)}
.cat-card .go{color:var(--sky);font-size:13px;font-weight:600;margin-top:12px;display:inline-block}

/* hot series */
.series-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

/* featured products */
.feat-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:24px}
.feat-card{border-radius:var(--radius);overflow:hidden;display:grid;background:#fff;border:1px solid var(--line);transition:all .3s;box-shadow:0 4px 18px rgba(10,40,80,.06)}
.feat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.feat-big{grid-template-columns:1.1fr .9fr}
.feat-small{grid-template-rows:1fr auto}
.feat-tx{padding:34px 32px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center}
.feat-card h3{font-size:22px;color:var(--navy);margin:12px 0 10px;line-height:1.3}
.feat-small h3{font-size:19px}
.feat-card p{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.feat-card .go{color:var(--sky);font-weight:700;font-size:14px}
.feat-im{min-height:230px;background:linear-gradient(135deg,#f2f7fd,#e8f1fb);display:flex;align-items:center;justify-content:center;padding:22px}
.feat-im img{max-width:100%;max-height:260px;object-fit:contain;transition:transform .4s}
.feat-card:hover .feat-im img{transform:scale(1.05)}
.feat-small .feat-im{min-height:180px}
.flag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;padding:4px 12px;border-radius:20px;color:#fff}
.flag-ship{background:linear-gradient(135deg,var(--blue),var(--sky))}
.flag-new{background:#e8853d}
.im .flag,.imwrap .flag{position:absolute;top:12px;left:12px;z-index:2}
.series-card,.cat-card{position:relative}

/* card badges */
.series-card .im .flag,.cat-card .im .flag{position:absolute;top:12px;left:12px}
.series-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:all .3s;display:block}
.series-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.series-card .im{height:190px;background:#fff;display:flex;align-items:center;justify-content:center;padding:18px;border-bottom:1px solid var(--line)}
.series-card .im img{max-height:100%;transition:transform .4s}
.series-card:hover .im img{transform:scale(1.06)}
.series-card .tx{padding:16px 20px 20px}
.series-card h4{font-size:15px;color:var(--navy);line-height:1.45}
.series-card .spec{font-size:12px;color:var(--muted);margin-top:6px}
.series-card .go{color:var(--sky);font-size:12.5px;font-weight:600;margin-top:10px;display:inline-block}

/* solutions */
.solution-wrap{background:var(--navy);background:linear-gradient(135deg,#0d2c52 0%,#0a3d7e 100%)}
.solution-wrap .sec-head h2,.solution-wrap .sec-head .kicker{color:#fff}
.solution-wrap .sec-head p{color:#b8cbe4}
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.sol-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:30px 28px;transition:all .3s;display:block;backdrop-filter:blur(2px)}
.sol-card:hover{background:rgba(255,255,255,.12);transform:translateY(-5px)}
.sol-card .ic{width:54px;height:54px;border-radius:12px;background:linear-gradient(135deg,var(--sky),#5aa4f5);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.sol-card .ic svg{width:28px;height:28px;stroke:#fff;fill:none;stroke-width:1.8}
.sol-card h3{color:#fff;font-size:18px;margin-bottom:10px}
.sol-card p{color:#b8cbe4;font-size:13.5px}

/* about */
.about-flex{display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center}
.about-img{position:relative}
.about-img img{border-radius:var(--radius);box-shadow:var(--shadow)}
.about-img .badge{position:absolute;right:-18px;bottom:-18px;background:var(--sky);color:#fff;border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);text-align:center}
.about-img .badge b{font-size:34px;display:block;line-height:1.1}
.about-img .badge span{font-size:12px;opacity:.9}
.about-tx h2{font-size:32px;color:var(--navy);margin-bottom:18px}
.about-tx p{color:var(--muted);margin-bottom:14px}
.stats{display:flex;gap:36px;margin:26px 0 30px}
.stats b{font-size:30px;color:var(--blue);display:block;line-height:1.15}
.stats span{font-size:12.5px;color:var(--muted)}

/* news */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.news-card{border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;transition:all .3s;display:block;position:relative;background:#fff}
.news-card:hover{box-shadow:var(--shadow);transform:translateY(-5px);border-color:transparent}
.news-card .date{font-size:12px;color:var(--sky);font-weight:700;letter-spacing:1px}
.news-card h4{font-size:15.5px;color:var(--navy);margin:10px 0;line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:12.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card .go{color:var(--sky);font-size:12.5px;font-weight:600;margin-top:12px;display:inline-block}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--blue) 0%,var(--sky) 100%);color:#fff;padding:58px 0}
.cta-flex{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{font-size:28px;margin-bottom:8px}
.cta-band p{opacity:.9}
.cta-band .btn{background:#fff;color:var(--blue)}
.cta-band .btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.2)}

/* ---------- page hero (subpages) ---------- */
.page-hero{background:linear-gradient(120deg,var(--blue-dark),var(--blue) 60%,var(--sky));color:#fff;padding:70px 0 66px;position:relative;overflow:hidden}
.page-hero:after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.06)}
.page-hero h1{font-size:36px;margin-bottom:10px}
.page-hero p{opacity:.85;max-width:640px}
.crumbs{background:var(--blue-lighter);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.crumbs .container{padding:12px 20px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--blue)}
.crumbs .sep{color:#b6c4d6}

/* ---------- category overview image ---------- */
.cat-overview{margin:0 0 40px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.cat-overview img{width:100%;height:auto;display:block}
.cat-overview figcaption{padding:12px 18px;font-size:13px;color:var(--muted);border-top:1px solid var(--line);background:var(--blue-lighter)}

/* ---------- generic content ---------- */
.content-sec{padding:60px 0}
.prose{max-width:860px}
.prose h2{font-size:24px;color:var(--navy);margin:30px 0 14px}
.prose h3{font-size:18px;color:var(--navy);margin:24px 0 10px}
.prose p{color:#43506b;margin-bottom:14px}
.prose ul{margin:0 0 16px 20px;list-style:disc;color:#43506b}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:30px}
.value-card{background:var(--blue-lighter);border-radius:var(--radius);padding:26px}
.value-card b{color:var(--navy);font-size:16px;display:block;margin-bottom:8px}
.value-card p{font-size:13.5px;color:var(--muted)}
.timeline{border-left:3px solid var(--blue-light);margin-left:8px;padding-left:28px}
.timeline .ti{position:relative;padding-bottom:26px}
.timeline .ti:before{content:"";position:absolute;left:-37px;top:6px;width:13px;height:13px;border-radius:50%;background:var(--sky);border:3px solid #fff;box-shadow:0 0 0 2px var(--sky)}
.timeline b{color:var(--blue);font-size:16px}
.timeline p{color:var(--muted);font-size:14px}
.honor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.honor-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px;text-align:center;transition:all .3s}
.honor-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.honor-card .ic{width:60px;height:60px;margin:0 auto 16px;border-radius:50%;background:var(--blue-light);display:flex;align-items:center;justify-content:center;color:var(--blue);font-size:26px}

/* product listing */
.sub-hero{background:var(--blue-lighter);padding:50px 0;border-bottom:1px solid var(--line)}
.sub-hero h1{font-size:30px;color:var(--navy);margin-bottom:8px}
.sub-hero p{color:var(--muted);max-width:700px}
.catnav{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.catnav a{background:#fff;border:1px solid var(--line);border-radius:20px;padding:6px 16px;font-size:13px;color:var(--muted);transition:all .25s}
.catnav a:hover,.catnav a.on{background:var(--blue);border-color:var(--blue);color:#fff}

/* series detail */
.detail-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
.detail-img{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;display:flex;align-items:center;justify-content:center}
.detail-img img{max-height:420px}
.detail-tx h1{font-size:30px;color:var(--navy);margin-bottom:6px}
.detail-tx .series-tag{display:inline-block;background:var(--blue-light);color:var(--blue);font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:16px;margin-bottom:16px}
.detail-tx p{color:var(--muted);margin-bottom:20px}
.spec-table{width:100%;border-collapse:collapse;margin:8px 0 26px}
.spec-table th,.spec-table td{border:1px solid var(--line);padding:11px 16px;font-size:13.5px;text-align:left}
.spec-table th{background:var(--blue-lighter);color:var(--navy);width:200px;font-weight:600}
.detail-cta{display:flex;gap:14px;flex-wrap:wrap}

/* forms */
.form-wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.f-group{margin-bottom:18px}
.f-group label{display:block;font-size:13px;font-weight:600;color:var(--navy);margin-bottom:7px}
.f-group label em{color:#e04f4f;font-style:normal}
.f-group input,.f-group select,.f-group textarea{width:100%;border:2px solid var(--line);border-radius:9px;padding:11px 14px;font-size:14px;font-family:inherit;outline:none;transition:border .2s;background:#fff}
.f-group input:focus,.f-group select:focus,.f-group textarea:focus{border-color:var(--sky)}
.f-group textarea{min-height:130px;resize:vertical}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.form-note{font-size:12px;color:var(--muted);margin-top:12px}
.contact-info-card{background:linear-gradient(150deg,var(--navy),var(--blue-dark));color:#fff;border-radius:var(--radius);padding:36px}
.contact-info-card h3{font-size:20px;margin-bottom:22px}
.cline{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start}
.cline .ic{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;flex:none;font-size:17px}
.cline b{display:block;font-size:12px;opacity:.75;letter-spacing:1px;text-transform:uppercase;margin-bottom:2px}
.cline span{font-size:14.5px}

/* faq */
.faq-item{border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden}
.faq-item summary{padding:18px 22px;font-weight:600;color:var(--navy);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary:after{content:"+";font-size:20px;color:var(--sky);transition:transform .25s}
.faq-item[open] summary:after{transform:rotate(45deg)}
.faq-item .fa-body{padding:0 22px 18px;color:var(--muted);font-size:14px}

/* ---------- footer ---------- */
.footer{background:var(--navy);color:#a9bcd6;padding:64px 0 0}
.footer .grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:48px}
.footer h4{color:#fff;font-size:15.5px;margin-bottom:18px;letter-spacing:.5px}
.footer .flogo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer .flogo img{height:38px;background:#fff;border-radius:8px;padding:5px}
.footer .flogo b{color:#fff}
.footer p{font-size:13px;line-height:1.85}
.footer ul li{margin-bottom:9px;font-size:13px}
.footer ul a:hover{color:#fff}
.footer .contact li{display:flex;gap:10px}
.footer .contact .ic{color:var(--sky)}
.footer .bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:12.5px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer .bottom a{color:#a9bcd6}
.footer .bottom a:hover{color:#fff}

/* floating sidebar */
.float-bar{position:fixed;right:18px;bottom:90px;z-index:900;display:flex;flex-direction:column;gap:10px}
.float-bar a,.float-bar button{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:19px;box-shadow:var(--shadow);border:none;cursor:pointer;transition:all .25s}
.float-bar .wa{background:#25d366;color:#fff}
.float-bar .mail{background:var(--sky);color:#fff}
.float-bar .top{background:#fff;color:var(--blue);border:1px solid var(--line);opacity:0;pointer-events:none;transition:opacity .3s}
.float-bar .top.show{opacity:1;pointer-events:auto}
.float-bar a:hover,.float-bar button:hover{transform:translateY(-3px)}
.float-tip{position:absolute;right:58px;top:50%;transform:translateY(-50%);background:var(--navy);color:#fff;font-size:12px;padding:6px 12px;border-radius:8px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s}
.float-bar a:hover .float-tip{opacity:1}

/* reveal animation */
html:not(.js) .reveal{opacity:1;transform:none;transition:none}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}}

/* responsive */
@media (max-width:1100px){
  .nav .nli{padding:28px 12px;font-size:14px}
  .cat-grid,.series-grid{grid-template-columns:repeat(2,1fr)}
  .sol-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .pronav{width:720px}
}
@media (max-width:860px){
  .topbar .left span:nth-child(2){display:none}
  .nav{display:none}
  .nav.open{display:block;position:absolute;top:100%;left:0;right:0;background:#fff;box-shadow:var(--shadow);max-height:70vh;overflow:auto}
  .nav.open>ul{flex-direction:column;padding:10px 20px 20px}
  .nav.open .nli{padding:13px 4px}
  .nav.open .lisub{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;padding:0 0 8px 14px;min-width:0}
  .nav.open .pronav{width:auto;padding:0 0 8px 14px}
  .nav.open .prolist{flex-direction:column;gap:14px}
  .burger{display:flex!important}
  .hero{height:520px}
  .hero h2{font-size:32px}
  .about-flex,.detail-grid,.form-wrap,.two-col{grid-template-columns:1fr}
  .cat-grid,.series-grid,.sol-grid,.news-grid,.value-grid,.honor-grid{grid-template-columns:1fr}
  .stats{flex-wrap:wrap}
  .f-row{grid-template-columns:1fr}
  .footer .grid{grid-template-columns:1fr 1fr}
  section.sec{padding:56px 0}
  .searchband{margin:20px}
  .hero .dots{bottom:22px}
  .feat-grid{grid-template-columns:1fr}
  .feat-big{grid-template-columns:1fr}
  .feat-tx{padding:24px 22px}
  .about-img .badge{right:10px;bottom:-14px}
}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2.5px;background:var(--navy);border-radius:2px;transition:all .3s}