:root{--color-primary: #1F473E;--color-primary-hover: #163530;--color-secondary: #606B57;--color-secondary-hover: #4F5948;--color-background: #FFFFFF;--color-surface: #FFFFFF;--color-surface-muted: #F9FAFB;--color-text: #374151;--color-text-dark: #111827;--color-heading: #1F2937;--color-tag-bg: #F3F4F6;--color-border: #E5E7EB;--color-facebook: #1877F2;--color-whatsapp: #25D366;--color-phone: #0095F6;--font-heading: "Rubik", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-size-h1: clamp(36px, 6vw, 64px);--font-size-h2: clamp(28px, 4vw, 44px);--font-size-h3: clamp(20px, 3vw, 28px);--font-size-body: 16px;--font-size-sm: 14px;--font-weight-bold: 700;--font-weight-semibold: 600;--font-weight-medium: 500;--font-weight-regular: 400;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 40px;--spacing-2xl: 80px;--max-width: 1200px;--header-height: 80px;--bottom-nav-height: 60px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 12px;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-card: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03);--shadow-card-hover: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -2px rgba(0, 0, 0, .04);--shadow-float: 0 10px 25px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--color-text);background-color:var(--color-background);line-height:1.6;-webkit-font-smoothing:antialiased;padding-bottom:0}@media (max-width: 768px){body{padding-bottom:var(--bottom-nav-height)}}a{color:inherit;text-decoration:none;transition:var(--transition-normal)}h1,h2,h3,h4{font-family:var(--font-heading);color:var(--color-text-dark);font-weight:var(--font-weight-bold);line-height:1.2}img{max-width:100%;height:auto;display:block}button{font-family:inherit;border:none;background:none;cursor:pointer;transition:var(--transition-normal)}.container{width:100%;max-width:var(--max-width);margin-left:auto;margin-right:auto;padding-left:var(--spacing-md);padding-right:var(--spacing-md)}.section{padding-top:var(--spacing-2xl);padding-bottom:var(--spacing-2xl)}.section-muted{background-color:var(--color-surface-muted)}.section-dark{background-color:var(--color-primary);color:#fff}.section-dark h1,.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}.section-title-wrap{text-align:center;max-width:700px;margin:0 auto var(--spacing-xl)}.section-subtitle{color:var(--color-secondary);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:.1em;font-size:var(--font-size-sm);margin-bottom:var(--spacing-sm)}.section-dark .section-subtitle{color:#93c5fd}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:12px 24px;font-family:var(--font-heading);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);border-radius:var(--radius-md);transition:var(--transition-normal)}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover)}.btn-secondary{background-color:var(--color-secondary);color:#fff}.btn-secondary:hover{background-color:var(--color-secondary-hover)}.btn-outline{border:1px solid var(--color-border);color:var(--color-text-dark);background-color:transparent}.btn-outline:hover{background-color:var(--color-tag-bg);border-color:var(--color-text)}.btn-outline-white{border:1px solid rgba(255,255,255,.4);color:#fff;background-color:transparent}.btn-outline-white:hover{background-color:#ffffff1a;border-color:#fff}.header{position:sticky;top:0;z-index:1000;height:var(--header-height);background-color:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;transition:var(--transition-normal)}.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%}.logo{display:flex;align-items:center;gap:var(--spacing-sm);font-family:var(--font-heading);font-size:20px;font-weight:var(--font-weight-bold);color:var(--color-primary)}.nav-menu{display:flex;align-items:center;gap:var(--spacing-lg);list-style:none}.nav-link{font-family:var(--font-heading);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text)}.nav-link:hover,.nav-link.active{color:var(--color-primary)}.header-actions{display:flex;align-items:center;gap:var(--spacing-md)}.search-bar{display:flex;align-items:center;background-color:var(--color-tag-bg);padding:6px 12px;border-radius:var(--radius-full)}.search-input{border:none;background:none;outline:none;padding-left:var(--spacing-xs);font-size:var(--font-size-sm);width:120px;transition:var(--transition-normal)}.search-input:focus{width:180px}.mobile-nav-toggle{display:none;font-size:24px;color:var(--color-text-dark)}.hero-slider{position:relative;height:80vh;min-height:550px;background-color:#111827;overflow:hidden}.hero-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;visibility:hidden;transition:opacity .8s ease-in-out,visibility .8s ease-in-out}.hero-slide.active{opacity:1;visibility:visible}.hero-image-wrap{position:absolute;top:0;left:0;width:100%;height:100%}.hero-image-wrap:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(to right,#111827d9 40%,#11182766)}.hero-image{width:100%;height:100%;object-fit:cover}.hero-content{position:relative;z-index:10;height:100%;display:flex;flex-direction:column;justify-content:center;color:#fff}.hero-text-container{max-width:650px}.hero-title{font-size:var(--font-size-h1);margin-bottom:var(--spacing-md);color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.3)}.hero-description{font-size:18px;color:#ffffffe6;margin-bottom:var(--spacing-xl)}.hero-actions{display:flex;gap:var(--spacing-md)}.slider-dots{position:absolute;bottom:var(--spacing-lg);left:50%;transform:translate(-50%);display:flex;gap:var(--spacing-sm);z-index:20}.slider-dot{width:10px;height:10px;border-radius:var(--radius-full);background-color:#fff6}.slider-dot.active{background-color:#fff;width:24px}.floating-sidebar{position:fixed;right:var(--spacing-md);top:55%;transform:translateY(-50%);display:flex;flex-direction:column;gap:var(--spacing-sm);z-index:999}.sidebar-btn{width:44px;height:44px;background-color:var(--color-surface);color:var(--color-text-dark);border-radius:var(--radius-full);box-shadow:var(--shadow-float);display:flex;align-items:center;justify-content:center;font-size:18px}.sidebar-btn:hover{background-color:var(--color-primary);color:#fff;transform:scale(1.1)}.sidebar-btn.whatsapp{background-color:var(--color-whatsapp);color:#fff}.sidebar-btn.whatsapp:hover{filter:brightness(.9)}.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg)}.card-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}.category-card{background-color:#ffffff0d;border:1px solid rgba(255,255,255,.1);padding:var(--spacing-xl) var(--spacing-lg);border-radius:var(--radius-lg);text-align:center;display:flex;flex-direction:column;align-items:center}.category-card:hover{background-color:#ffffff1a;border-color:#fff3;transform:translateY(-4px)}.category-icon-wrap{width:60px;height:60px;background-color:#ffffff1a;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#93c5fd;margin-bottom:var(--spacing-md)}.category-title{font-size:20px;margin-bottom:var(--spacing-xs)}.category-description{font-size:var(--font-size-sm);color:#ffffffb3}.product-card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;transition:var(--transition-normal)}.product-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}.product-img-wrap{position:relative;aspect-ratio:4/3;background-color:var(--color-tag-bg);overflow:hidden}.product-img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-normal)}.product-card:hover .product-img{transform:scale(1.05)}.product-card-body{padding:var(--spacing-lg);display:flex;flex-direction:column;flex-grow:1}.product-card-title{font-size:20px;margin-bottom:var(--spacing-xs);color:var(--color-text-dark)}.product-card-tagline{font-size:var(--font-size-sm);font-style:italic;color:var(--color-secondary);margin-bottom:var(--spacing-sm)}.product-card-desc{font-size:var(--font-size-sm);color:var(--color-text);margin-bottom:var(--spacing-md);flex-grow:1}.product-card-features{display:flex;flex-wrap:wrap;gap:var(--spacing-xs);margin-bottom:var(--spacing-lg)}.feature-tag{font-size:11px;background-color:var(--color-tag-bg);color:var(--color-text);padding:4px 8px;border-radius:var(--radius-sm);font-weight:var(--font-weight-semibold);display:flex;align-items:center;gap:2px}.product-card-actions{display:grid;grid-template-columns:1fr 1.2fr;gap:var(--spacing-sm)}.why-us-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-xl)}.why-us-item{display:flex;gap:var(--spacing-md)}.why-us-icon-wrap{flex-shrink:0;width:48px;height:48px;background-color:#1f473e1a;color:var(--color-primary);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.why-us-title{font-size:18px;margin-bottom:var(--spacing-xs)}.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:var(--spacing-md)}.faq-item{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.faq-question-btn{width:100%;display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg);font-family:var(--font-heading);font-size:18px;font-weight:var(--font-weight-semibold);color:var(--color-text-dark);text-align:left}.faq-question-btn:hover{background-color:var(--color-surface-muted)}.faq-answer{padding:0 var(--spacing-lg) var(--spacing-lg);color:var(--color-text);border-top:1px solid transparent;transition:var(--transition-normal)}.footer{background-color:#111827;color:#9ca3af;font-size:var(--font-size-sm);border-top:1px solid rgba(255,255,255,.05)}.footer-top{padding-top:var(--spacing-2xl);padding-bottom:var(--spacing-xl);display:grid;grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:var(--spacing-xl)}.footer-col-title{color:#fff;font-family:var(--font-heading);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-lg);font-size:16px;text-transform:uppercase;letter-spacing:.05em}.footer-logo{color:#fff;font-size:22px;margin-bottom:var(--spacing-md);font-weight:var(--font-weight-bold);font-family:var(--font-heading)}.footer-links{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-link:hover{color:#fff}.footer-contact{display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-contact-item{display:flex;gap:var(--spacing-sm)}.footer-bottom{border-top:1px solid rgba(255,255,255,.05);padding-top:var(--spacing-lg);padding-bottom:var(--spacing-lg);display:flex;align-items:center;justify-content:space-between}.footer-socials{display:flex;gap:var(--spacing-md)}.footer-social-btn{width:36px;height:36px;background-color:#ffffff0d;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#9ca3af}.footer-social-btn:hover{background-color:var(--color-primary);color:#fff}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:2000;opacity:0;visibility:hidden;transition:var(--transition-normal)}.modal-overlay.active{opacity:1;visibility:visible}.modal-container{background-color:var(--color-surface);width:100%;max-width:500px;border-radius:var(--radius-lg);box-shadow:var(--shadow-float);overflow:hidden;transform:scale(.9);transition:transform var(--transition-normal)}.modal-overlay.active .modal-container{transform:scale(1)}.modal-header{background-color:var(--color-primary);color:#fff;padding:var(--spacing-lg);display:flex;align-items:center;justify-content:space-between}.modal-close-btn{color:#fffc;font-size:24px}.modal-close-btn:hover{color:#fff}.modal-body{padding:var(--spacing-lg)}.rfq-form{display:flex;flex-direction:column;gap:var(--spacing-md)}.form-group{display:flex;flex-direction:column;gap:var(--spacing-xs)}.form-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-dark)}.form-input,.form-select,.form-textarea{font-family:inherit;font-size:var(--font-size-sm);padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);outline:none;transition:var(--transition-normal)}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #1f473e1a}.toast-msg{position:fixed;bottom:var(--spacing-xl);left:var(--spacing-xl);background-color:var(--color-primary);color:#fff;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);box-shadow:var(--shadow-float);z-index:3000;display:flex;align-items:center;gap:var(--spacing-sm);font-family:var(--font-heading);font-size:var(--font-size-sm);transform:translateY(100px);opacity:0;transition:var(--transition-normal)}.toast-msg.active{transform:translateY(0);opacity:1}.mobile-bottom-nav{display:none;position:fixed;bottom:0;left:0;width:100%;height:var(--bottom-nav-height);background-color:var(--color-surface);border-top:1px solid var(--color-border);z-index:1500}.mobile-bottom-nav-inner{display:grid;grid-template-columns:repeat(4,1fr);height:100%}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--color-text);font-size:11px;font-weight:var(--font-weight-medium)}.mobile-nav-item svg{margin-bottom:2px}.mobile-nav-item:hover,.mobile-nav-item.active{color:var(--color-primary)}.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl)}.product-gallery{aspect-ratio:4/3;background-color:var(--color-tag-bg);border-radius:var(--radius-lg);overflow:hidden}.product-gallery img{width:100%;height:100%;object-fit:cover}.product-info-wrap{display:flex;flex-direction:column;gap:var(--spacing-md)}.specs-table{width:100%;border-collapse:collapse;margin-top:var(--spacing-md)}.specs-table th,.specs-table td{padding:12px;text-align:left;border-bottom:1px solid var(--color-border)}.specs-table th{font-weight:var(--font-weight-semibold);color:var(--color-text-dark);background-color:var(--color-surface-muted)}@media (max-width: 1024px){.card-grid-3{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1fr 1fr}}@media (max-width: 768px){:root{--spacing-2xl: 48px;--spacing-xl: 32px}.header{background-color:var(--color-surface)}.nav-menu,.header-actions .search-bar,.header-actions .btn{display:none}.mobile-nav-toggle{display:block}.hero-slider{height:70vh}.hero-actions{flex-direction:column;gap:var(--spacing-sm)}.card-grid-3,.card-grid-2,.why-us-grid,.product-detail-grid{grid-template-columns:1fr}.mobile-bottom-nav{display:block}.floating-sidebar{display:none}.footer-top{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:var(--spacing-md);text-align:center}}