:root{--green:#1565c0;--dark-green:#0d47a1;--light-green:#e3f2fd;--dark:#1a1a2e;--white:#fff;--light:#f8f9fa;--shadow:0 4px 24px rgba(0,0,0,.1);--radius:12px;}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:Poppins,sans-serif;color:#333;overflow-x:hidden;line-height:1.7;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section-pad{padding:80px 0;}
.bg-light{background:var(--light);}
.text-green{color:var(--green);}
.text-center{text-align:center;}
.section-label{font-size:.85rem;font-weight:600;color:var(--green);text-transform:uppercase;letter-spacing:2px;margin-bottom:10px;}
.section-title{font-family:Montserrat,sans-serif;font-size:2.2rem;font-weight:800;line-height:1.2;margin-bottom:20px;}
.section-header p{color:#666;max-width:600px;margin:0 auto;}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:50px;font-weight:600;font-size:.95rem;transition:all .3s;cursor:pointer;border:2px solid transparent;}
.btn-primary{background:var(--green);color:#fff;border-color:var(--green);}
.btn-primary:hover{background:var(--dark-green);border-color:var(--dark-green);transform:translateY(-2px);box-shadow:0 8px 20px rgba(46,125,50,.3);}
.btn-outline{background:transparent;color:#fff;border-color:#fff;}
.btn-outline:hover{background:#fff;color:var(--green);}
.btn-white{background:#fff;color:var(--green);border-color:#fff;}
.btn-white:hover{background:var(--green);color:#fff;border-color:var(--green);}
.btn-outline-white{background:transparent;color:#fff;border-color:#fff;}
.btn-outline-white:hover{background:#fff;color:var(--green);}
.btn-full{width:100%;justify-content:center;}

/* TOP BAR */
.top-bar{background:#0d47a1;color:#fff;font-size:.82rem;padding:7px 0;}
.top-bar-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;}
.top-social a,.top-contacts a{color:#fff;margin-right:12px;opacity:.9;transition:.2s;}
.top-social a:hover,.top-contacts a:hover{opacity:1;}
.top-social a{font-size:.8rem;}
.top-contacts a{display:inline-flex;align-items:center;gap:5px;}

/* HEADER */
.site-header{background:#fff;box-shadow:0 2px 20px rgba(0,0,0,.08);position:sticky;top:0;z-index:1000;transition:all .3s;}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;gap:20px;}
.logo a{display:flex;align-items:center;}
.logo-mark{display:flex;align-items:center;gap:10px;}
.logo-icon{background:var(--green);color:#fff;width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-main{font-family:Montserrat,sans-serif;font-weight:900;font-size:1.3rem;color:var(--dark);}
.logo-sub{font-size:.6rem;font-weight:600;color:var(--green);letter-spacing:1.5px;text-transform:uppercase;}
.main-nav ul{display:flex;gap:5px;list-style:none;}
.main-nav ul li{position:relative;}
.main-nav ul li a{padding:8px 14px;border-radius:6px;font-size:.9rem;font-weight:500;color:#333;transition:.2s;display:flex;align-items:center;gap:5px;}
.main-nav ul li a:hover,.main-nav ul li a.active{color:var(--green);background:var(--light-green);}
.has-dropdown .dropdown{position:absolute;top:110%;left:0;background:#fff;box-shadow:var(--shadow);border-radius:10px;min-width:200px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s;list-style:none;padding:8px 0;}
.has-dropdown:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown li a{padding:9px 20px;display:block;font-size:.88rem;border-radius:0;color:#444;}
.dropdown li a:hover{background:var(--light-green);color:var(--green);}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:5px;}
.hamburger span{width:24px;height:2px;background:#333;border-radius:2px;transition:.3s;}

/* HERO */
.hero-slider{position:relative;}
.hero-swiper{height:90vh;min-height:500px;}
.hero-slide{background-size:cover;background-position:center;display:flex;align-items:center;position:relative;}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(0,0,0,.7) 0%,rgba(0,0,0,.3) 100%);}
.hero-content{position:relative;z-index:2;max-width:620px;}
.hero-badge{display:inline-block;background:var(--green);color:#fff;padding:6px 18px;border-radius:50px;font-size:.8rem;font-weight:600;letter-spacing:1px;margin-bottom:18px;}
.hero-content h1{font-family:Montserrat,sans-serif;font-size:3.2rem;font-weight:900;color:#fff;line-height:1.15;margin-bottom:18px;}
.text-highlight{color:#81c784;}
.hero-content p{color:rgba(255,255,255,.85);font-size:1.05rem;margin-bottom:30px;}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;}
.swiper-button-prev,.swiper-button-next{color:#fff;background:rgba(255,255,255,.2);width:46px;height:46px;border-radius:50%;backdrop-filter:blur(4px);}
.swiper-button-prev:after,.swiper-button-next:after{font-size:1rem;font-weight:900;}
.hero-swiper .swiper-pagination-bullet-active{background:var(--green);}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.img-stack{position:relative;display:inline-block;}
.img-main{border-radius:16px;width:100%;box-shadow:0 20px 60px rgba(0,0,0,.15);}
.img-badge{position:absolute;bottom:-20px;right:-20px;background:var(--green);color:#fff;padding:18px 24px;border-radius:12px;text-align:center;box-shadow:0 8px 24px rgba(46,125,50,.4);}
.badge-num{font-size:2rem;font-weight:800;display:block;line-height:1;}
.badge-text{font-size:.75rem;font-weight:600;letter-spacing:1px;text-transform:uppercase;}
.about-content{padding:10px 0;}
.lead-text{font-size:1.05rem;font-weight:500;color:#444;margin-bottom:16px;}
.about-content p{color:#666;margin-bottom:14px;}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:24px 0;}
.feature-item{display:flex;align-items:center;gap:8px;font-size:.9rem;font-weight:500;}
.feature-item i{color:var(--green);font-size:1rem;}

/* VMV */
.vmv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:40px;}
.vmv-card{background:#fff;padding:36px 28px;border-radius:16px;box-shadow:var(--shadow);text-align:center;transition:.3s;border-bottom:4px solid transparent;}
.vmv-card:hover{border-bottom-color:var(--green);transform:translateY(-6px);}
.vmv-icon{width:70px;height:70px;background:var(--light-green);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:1.6rem;color:var(--green);}
.vmv-card h3{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.2rem;margin-bottom:12px;}
.vmv-card p{color:#666;font-size:.9rem;}

/* PRODUCTS */
.products-swiper{padding:20px 0 40px;}
.product-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:.3s;height:100%;}
.product-card:hover{transform:translateY(-8px);box-shadow:0 12px 40px rgba(0,0,0,.15);}
.product-img{height:220px;background-size:cover;background-position:center;position:relative;}
.product-info{padding:24px;}
.product-icon{width:48px;height:48px;background:var(--light-green);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--green);margin-bottom:14px;}
.product-info h3{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.1rem;margin-bottom:10px;}
.product-info p{color:#666;font-size:.88rem;margin-bottom:16px;}
.product-link{display:inline-flex;align-items:center;gap:6px;color:var(--green);font-weight:600;font-size:.88rem;transition:.2s;}
.product-link:hover{gap:10px;}
.products-swiper .swiper-pagination-bullet-active{background:var(--green);}

/* COUNTER */
.counter-section{position:relative;padding:80px 0;background-size:cover;background-position:center;background-attachment:fixed;}
.counter-overlay{position:absolute;inset:0;background:rgba(27,94,32,.92);}
.counter-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:30px;}
.counter-item{text-align:center;color:#fff;padding:30px 20px;}
.counter-icon{font-size:2.2rem;margin-bottom:14px;opacity:.9;}
.counter-num{font-family:Montserrat,sans-serif;font-size:3rem;font-weight:900;display:inline;}
.counter-plus{font-size:2rem;font-weight:700;display:inline;color:#81c784;}
.counter-label{font-size:.9rem;opacity:.85;margin-top:6px;}

/* WHY US TABS */
.why-tabs{margin-top:40px;}
.tab-buttons{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:0;}
.tab-btn{padding:12px 22px;border-radius:10px 10px 0 0;border:2px solid #e0e0e0;background:#fff;font-family:Poppins,sans-serif;font-size:.9rem;font-weight:600;color:#666;cursor:pointer;transition:.3s;display:flex;align-items:center;gap:8px;border-bottom:none;}
.tab-btn.active{background:var(--green);color:#fff;border-color:var(--green);}
.tab-contents{border:2px solid #e0e0e0;border-radius:0 12px 12px 12px;overflow:hidden;}
.tab-content{display:none;padding:40px;}
.tab-content.active{display:block;}
.tab-content-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.tab-img img{border-radius:12px;width:100%;}
.tab-text h3{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.4rem;margin-bottom:14px;}
.tab-text p{color:#666;margin-bottom:20px;}
.check-list{list-style:none;}
.check-list li{display:flex;align-items:center;gap:10px;padding:7px 0;color:#444;font-size:.9rem;}
.check-list li i{color:var(--green);}

/* APPLICATIONS */
.applications-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:auto auto;gap:16px;margin-top:40px;}
.app-card{position:relative;border-radius:16px;overflow:hidden;background-size:cover;background-position:center;min-height:200px;cursor:pointer;}
.app-card.large{grid-row:span 2;min-height:416px;}
.app-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.8) 0%,rgba(0,0,0,.2) 100%);transition:.3s;}
.app-card:hover .app-overlay{background:linear-gradient(to top,rgba(27,94,32,.85) 0%,rgba(27,94,32,.4) 100%);}
.app-content{position:absolute;bottom:0;left:0;right:0;padding:24px;color:#fff;}
.app-content i{font-size:1.8rem;margin-bottom:8px;display:block;}
.app-content h3{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.1rem;margin-bottom:5px;}
.app-content p{font-size:.82rem;opacity:.85;}

/* TESTIMONIALS */
.testimonial-card{background:#fff;padding:36px;border-radius:16px;box-shadow:var(--shadow);height:100%;}
.stars{color:#f9a825;font-size:1rem;margin-bottom:16px;}
.testimonial-card p{color:#555;font-style:italic;margin-bottom:24px;line-height:1.8;}
.testimonial-author{display:flex;align-items:center;gap:14px;}
.author-avatar i{font-size:2.8rem;color:#ccc;}
.testimonial-author strong{display:block;font-weight:600;color:#333;}
.testimonial-author span{font-size:.82rem;color:#888;}
.testimonials-swiper .swiper-pagination-bullet-active{background:var(--green);}

/* CTA */
.cta-section{background:linear-gradient(135deg,var(--green) 0%,var(--dark-green) 100%);padding:70px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.cta-text h2{font-family:Montserrat,sans-serif;font-weight:800;font-size:2rem;color:#fff;margin-bottom:10px;}
.cta-text p{color:rgba(255,255,255,.85);}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap;}

/* PAGE BANNER */
.page-banner{position:relative;height:320px;display:flex;align-items:center;background-size:cover;background-position:center;background-attachment:fixed;}
.banner-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,0,0,.75) 0%,rgba(27,94,32,.6) 100%);}
.banner-content{position:relative;z-index:1;}
.banner-content h1{font-family:Montserrat,sans-serif;font-weight:900;font-size:2.8rem;color:#fff;margin-bottom:14px;}
.breadcrumb{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.8);font-size:.9rem;}
.breadcrumb a{color:rgba(255,255,255,.8);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb span i{font-size:.7rem;}

/* PROCESS */
.process-steps{max-width:800px;margin:50px auto 0;}
.process-step{display:grid;grid-template-columns:80px 80px 1fr;align-items:start;gap:20px;padding:30px;background:#fff;border-radius:16px;box-shadow:var(--shadow);margin-bottom:0;}
.process-connector{text-align:center;color:var(--green);font-size:1.4rem;padding:10px 0;margin-left:40px;}
.step-num{font-family:Montserrat,sans-serif;font-weight:900;font-size:2.5rem;color:var(--light-green);line-height:1;}
.step-icon{width:60px;height:60px;background:var(--light-green);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:var(--green);}
.step-content h3{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.1rem;margin-bottom:8px;color:var(--dark);}
.step-content p{color:#666;font-size:.9rem;}
.certs-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;}
.cert-card{background:#fff;padding:30px 24px;border-radius:16px;box-shadow:var(--shadow);text-align:center;transition:.3s;}
.cert-card:hover{transform:translateY(-6px);}
.cert-icon{width:60px;height:60px;background:var(--light-green);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:var(--green);margin:0 auto 16px;}
.cert-card h4{font-weight:700;margin-bottom:10px;}
.cert-card p{color:#666;font-size:.85rem;}

/* STRENGTHS */
.strengths-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px;}
.strength-card{background:#fff;padding:30px 24px;border-radius:16px;box-shadow:var(--shadow);transition:.3s;border-left:4px solid transparent;}
.strength-card:hover{border-left-color:var(--green);transform:translateX(6px);}
.strength-icon{width:54px;height:54px;background:var(--light-green);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:var(--green);margin-bottom:16px;}
.strength-card h4{font-weight:700;margin-bottom:8px;}
.strength-card p{color:#666;font-size:.88rem;}

/* PRODUCTS PAGE */
.product-detail-section{}
.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.product-detail-grid.reverse .product-detail-content{order:-1;}
.product-detail-grid.reverse .product-detail-img{order:1;}
.product-detail-img img{border-radius:16px;width:100%;box-shadow:0 20px 60px rgba(0,0,0,.12);}
.product-cat{font-size:.8rem;font-weight:600;color:var(--green);text-transform:uppercase;letter-spacing:2px;margin-bottom:8px;}
.product-detail-content h2{font-family:Montserrat,sans-serif;font-weight:800;font-size:2rem;margin-bottom:16px;}
.product-specs{margin:20px 0;}
.product-specs h4,.product-uses h4{font-weight:700;margin-bottom:12px;font-size:1rem;}
.spec-table{width:100%;border-collapse:collapse;}
.spec-table tr{border-bottom:1px solid #eee;}
.spec-table td{padding:8px 10px;font-size:.88rem;}
.spec-table td:first-child{font-weight:600;color:#444;width:45%;}
.spec-table td:last-child{color:#666;}
.use-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.use-tags span{background:var(--light-green);color:var(--green);padding:5px 14px;border-radius:50px;font-size:.82rem;font-weight:600;}

/* GALLERY */
.gallery-filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px;justify-content:center;}
.filter-btn{padding:9px 22px;border-radius:50px;border:2px solid #ddd;background:#fff;font-family:Poppins,sans-serif;font-weight:600;font-size:.88rem;cursor:pointer;transition:.3s;}
.filter-btn.active{background:var(--green);color:#fff;border-color:var(--green);}
.filter-btn:hover{border-color:var(--green);color:var(--green);}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.gallery-item{position:relative;border-radius:12px;overflow:hidden;cursor:pointer;aspect-ratio:1;}
.gallery-item.large{grid-column:span 2;grid-row:span 2;aspect-ratio:auto;}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:.4s;}
.gallery-item:hover img{transform:scale(1.08);}
.gallery-overlay{position:absolute;inset:0;background:rgba(27,94,32,.7);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#fff;opacity:0;transition:.3s;}
.gallery-item:hover .gallery-overlay{opacity:1;}
.gallery-overlay i{font-size:1.8rem;}
.gallery-overlay span{font-weight:600;font-size:.9rem;}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.93);z-index:9999;display:none;align-items:center;justify-content:center;}
.lightbox.active{display:flex;}
.lightbox-content{max-width:90vw;max-height:90vh;text-align:center;}
.lightbox-content img{max-width:100%;max-height:80vh;border-radius:12px;}
.lightbox-content p{color:#fff;margin-top:12px;font-weight:600;}
.lightbox-close,.lightbox-prev,.lightbox-next{position:absolute;background:rgba(255,255,255,.15);border:none;color:#fff;font-size:1.2rem;width:44px;height:44px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s;}
.lightbox-close{top:20px;right:20px;}
.lightbox-prev{left:20px;top:50%;transform:translateY(-50%);}
.lightbox-next{right:20px;top:50%;transform:translateY(-50%);}
.lightbox-close:hover,.lightbox-prev:hover,.lightbox-next:hover{background:var(--green);}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:60px;}
.contact-info .section-label{margin-bottom:8px;}
.contact-info .section-title{margin-bottom:16px;}
.contact-info > p{color:#666;margin-bottom:30px;}
.info-cards{display:flex;flex-direction:column;gap:16px;margin-bottom:28px;}
.info-card{display:flex;align-items:flex-start;gap:16px;padding:16px;background:var(--light);border-radius:12px;}
.info-icon{width:44px;height:44px;background:var(--green);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0;}
.info-text h4{font-weight:700;font-size:.95rem;margin-bottom:4px;}
.info-text p,.info-text a{color:#666;font-size:.88rem;line-height:1.6;}
.info-text a:hover{color:var(--green);}
.contact-social{display:flex;gap:10px;}
.contact-social a{width:40px;height:40px;background:var(--green);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;transition:.3s;}
.contact-social a:hover{background:var(--dark-green);transform:translateY(-3px);}
.contact-form-wrap{background:#fff;padding:40px;border-radius:20px;box-shadow:0 8px 40px rgba(0,0,0,.08);}
.contact-form-wrap h3{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.4rem;margin-bottom:24px;color:var(--dark);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-group{margin-bottom:16px;}
.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:#444;}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 16px;border:2px solid #e8e8e8;border-radius:10px;font-family:Poppins,sans-serif;font-size:.9rem;transition:.3s;background:#fafafa;color:#333;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--green);background:#fff;}
.form-group textarea{resize:vertical;}
.form-message{margin-top:14px;padding:12px 16px;border-radius:10px;font-size:.9rem;font-weight:500;display:none;}
.form-message.success{display:block;background:#e3f2fd;color:#1565c0;border:1px solid #90caf9;}
.form-message.error{display:block;background:#ffebee;color:#c62828;border:1px solid #ef9a9a;}
.map-section{height:420px;}
.map-section iframe{display:block;}

/* FOOTER */
.site-footer{background:#0d1b0f;color:#ccc;}
.footer-top{padding:70px 0 40px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-logo .logo-main{color:#fff;}
.footer-logo .logo-sub{color:#81c784;}
.footer-col > p{font-size:.88rem;color:#999;line-height:1.8;margin-bottom:22px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{width:36px;height:36px;background:rgba(255,255,255,.08);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#ccc;transition:.3s;}
.footer-social a:hover{background:var(--green);color:#fff;}
.footer-col h4{font-family:Montserrat,sans-serif;font-weight:700;font-size:1rem;color:#fff;margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid rgba(255,255,255,.08);}
.footer-col ul{list-style:none;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:#999;font-size:.88rem;transition:.2s;display:flex;align-items:center;gap:7px;}
.footer-col ul li a:hover{color:var(--green);padding-left:4px;}
.footer-col ul li a i{color:var(--green);font-size:.7rem;}
.contact-list li{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px;font-size:.88rem;}
.contact-list li i{color:var(--green);margin-top:3px;flex-shrink:0;}
.contact-list li span a{color:#999;}
.contact-list li span a:hover{color:var(--green);}
.footer-bottom{background:#060f07;padding:18px 0;}
.footer-bottom-inner{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:#777;}
.footer-bottom-inner i{color:#e53935;}

/* FLOATING ACTIONS */
.floating-actions{position:fixed;left:20px;bottom:80px;z-index:999;display:flex;flex-direction:column;gap:10px;}
.fab-btn{display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:50px;font-size:.82rem;font-weight:600;color:#fff;transition:.3s;box-shadow:0 4px 16px rgba(0,0,0,.2);max-width:44px;overflow:hidden;white-space:nowrap;}
.fab-btn:hover{max-width:160px;}
.fab-btn span{opacity:0;transition:.3s;}
.fab-btn:hover span{opacity:1;}
.fab-call{background:#1565c0;}
.fab-whatsapp{background:#25d366;}
.fab-brochure{background:#d32f2f;}

/* BACK TO TOP */
.back-to-top{position:fixed;bottom:20px;right:20px;width:44px;height:44px;background:var(--green);color:#fff;border:none;border-radius:50%;cursor:pointer;font-size:1rem;display:none;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(46,125,50,.4);z-index:999;transition:.3s;}
.back-to-top.show{display:flex;}
.back-to-top:hover{background:var(--dark-green);transform:translateY(-3px);}

/* RESPONSIVE */
@media(max-width:1024px){
.about-grid,.tab-content-grid,.contact-grid,.product-detail-grid,.product-detail-grid.reverse{grid-template-columns:1fr;}
.product-detail-grid.reverse .product-detail-content{order:0;}
.product-detail-grid.reverse .product-detail-img{order:0;}
.counter-grid{grid-template-columns:repeat(2,1fr);}
.footer-grid{grid-template-columns:1fr 1fr;}
.strengths-grid{grid-template-columns:1fr 1fr;}
.certs-grid{grid-template-columns:1fr 1fr;}
.vmv-grid{grid-template-columns:1fr;}
.applications-grid{grid-template-columns:1fr 1fr;}
.app-card.large{grid-row:span 1;}
}
@media(max-width:768px){
.main-nav,.header-cta{display:none;}
.hamburger{display:flex;}
.main-nav.open{display:flex;position:fixed;inset:0;top:80px;background:#fff;flex-direction:column;padding:20px;overflow-y:auto;z-index:999;}
.main-nav.open ul{flex-direction:column;width:100%;}
.main-nav.open ul li a{padding:14px;border-bottom:1px solid #f0f0f0;}
.dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:var(--light);border-radius:10px;}
.section-title{font-size:1.7rem;}
.hero-content h1{font-size:2rem;}
.hero-swiper{height:70vh;}
.gallery-grid{grid-template-columns:1fr 1fr;}
.gallery-item.large{grid-column:span 1;grid-row:span 1;}
.footer-grid{grid-template-columns:1fr;}
.cta-inner{flex-direction:column;text-align:center;}
.tab-buttons{border-radius:10px;}
.tab-btn{border-radius:8px;}
.counter-grid{grid-template-columns:1fr 1fr;}
.form-row{grid-template-columns:1fr;}
.img-badge{bottom:-10px;right:-10px;padding:12px 16px;}
}
@media(max-width:480px){
.gallery-grid{grid-template-columns:1fr;}
.strengths-grid,.certs-grid{grid-template-columns:1fr;}
.counter-grid{grid-template-columns:1fr 1fr;}
.hero-content h1{font-size:1.7rem;}
.section-title{font-size:1.4rem;}
.process-step{grid-template-columns:60px 1fr;}
.step-num{display:none;}
}