:root{--rk-teal: #1A99A8;--rk-teal-dark: #147a87;--rk-teal-light: #e8f7f9;--rk-navy: #0E2535;--rk-navy-mid: #162d3e;--rk-green: #43AE67;--rk-green-dark: #339954;--rk-whatsapp: #25D366;--rk-white: #ffffff;--rk-bg-soft: #f8f9fa;--rk-bg-subtle: #f0f9fa;--rk-border: #e9ecef;--rk-border-mid: #dee2e6;--rk-text-primary: #0E2535;--rk-text-body: #495057;--rk-text-muted: #6c757d;--rk-text-small: #9ca3af;--rk-font-sans: 'Open Sans',sans-serif;--rk-font-display: 'Montserrat',sans-serif;--rk-font-arabic: 'Cairo',sans-serif;--rk-text-xs: 11px;--rk-text-sm: 13px;--rk-text-base: 14px;--rk-text-md: 15px;--rk-text-lg: 16px;--rk-h1: clamp(1.6rem,3vw,2.1rem);--rk-h2: 1.35rem;--rk-h3: 1.1rem;--rk-h4: 1rem;--rk-h5: 0.95rem;--rk-space-1: 4px;--rk-space-2: 8px;--rk-space-3: 12px;--rk-space-4: 16px;--rk-space-5: 20px;--rk-space-6: 24px;--rk-space-7: 32px;--rk-space-8: 40px;--rk-space-9: 52px;--rk-space-10: 64px;--rk-radius-sm: 6px;--rk-radius-md: 8px;--rk-radius-lg: 12px;--rk-radius-xl: 14px;--rk-radius-pill: 20px;--rk-shadow-sm: 0 2px 8px rgba(0,0,0,.07);--rk-shadow-md: 0 4px 16px rgba(0,0,0,.10);--rk-shadow-lg: 0 8px 32px rgba(0,0,0,.12);--rk-transition: 0.2s ease;}.rk-btn{display: inline-flex;align-items: center;gap: 6px;font-family: var(--rk-font-sans);font-weight: 700;font-size: var(--rk-text-sm);text-decoration: none;border: none;cursor: pointer;transition: background var(--rk-transition),transform var(--rk-transition),box-shadow var(--rk-transition);white-space: nowrap;line-height: 1;}.rk-btn:hover{transform: translateY(-1px);text-decoration: none;}.rk-btn-primary{background: var(--rk-teal);color: #fff;padding: 11px 26px;border-radius: var(--rk-radius-md);}.rk-btn-primary:hover{background: var(--rk-teal-dark);color: #fff;box-shadow: 0 4px 14px rgba(26,153,168,.35);}.rk-btn-primary-lg{background: var(--rk-teal);color: #fff;padding: 13px 30px;border-radius: var(--rk-radius-md);font-size: var(--rk-text-base);}.rk-btn-primary-lg:hover{background: var(--rk-teal-dark);color: #fff;box-shadow: 0 4px 14px rgba(26,153,168,.35);}.rk-btn-whatsapp{background: var(--rk-whatsapp);color: #fff;padding: 11px 26px;border-radius: var(--rk-radius-md);}.rk-btn-whatsapp:hover{background: #1ebe5d;color: #fff;box-shadow: 0 4px 14px rgba(37,211,102,.35);}.rk-btn-whatsapp-lg{background: var(--rk-whatsapp);color: #fff;padding: 13px 30px;border-radius: var(--rk-radius-md);font-size: var(--rk-text-base);}.rk-btn-whatsapp-lg:hover{background: #1ebe5d;color: #fff;box-shadow: 0 4px 14px rgba(37,211,102,.35);}.rk-btn-outline{background: transparent;color: var(--rk-teal);padding: 10px 24px;border-radius: var(--rk-radius-md);border: 2px solid var(--rk-teal);}.rk-btn-outline:hover{background: var(--rk-teal);color: #fff;}.rk-btn-dark{background: var(--rk-navy);color: #fff;padding: 11px 26px;border-radius: var(--rk-radius-md);}.rk-btn-dark:hover{background: var(--rk-navy-mid);color: #fff;}.rk-btn-sm{padding: 7px 18px;font-size: var(--rk-text-xs);}.rk-btn-block{display: flex;justify-content: center;width: 100%;}.rk-badge{display: inline-block;font-size: var(--rk-text-xs);font-weight: 700;padding: 4px 13px;border-radius: var(--rk-radius-pill);letter-spacing: .4px;white-space: nowrap;}.rk-badge-teal{background: var(--rk-teal);color: #fff;}.rk-badge-green{background: var(--rk-green);color: #fff;}.rk-badge-ghost{background: rgba(255,255,255,.15);color: #fff;}.rk-badge-light{background: var(--rk-teal-light);color: var(--rk-teal);}.rk-badge-navy{background: var(--rk-navy);color: #fff;}.rk-card{background: var(--rk-white);border: .5px solid var(--rk-border);border-radius: var(--rk-radius-lg);padding: var(--rk-space-6);transition: box-shadow var(--rk-transition),transform var(--rk-transition);}.rk-card:hover{box-shadow: var(--rk-shadow-md);transform: translateY(-2px);}.rk-card-accent{background: var(--rk-bg-soft);border-radius: var(--rk-radius-lg);padding: var(--rk-space-6);border-left: 4px solid var(--rk-teal);}.rk-card-accent-green{border-left-color: var(--rk-green);}.rk-card-dark{background: rgba(255,255,255,.08);border: 1px solid rgba(255,255,255,.14);border-radius: var(--rk-radius-xl);padding: var(--rk-space-6);}.rk-product-card{display: block;text-decoration: none;background: var(--rk-white);border: .5px solid var(--rk-border);border-radius: var(--rk-radius-lg);padding: var(--rk-space-4) var(--rk-space-5);height: 100%;transition: box-shadow var(--rk-transition),transform var(--rk-transition);}.rk-product-card:hover{box-shadow: var(--rk-shadow-md);transform: translateY(-2px);text-decoration: none;}.rk-sidebar-card{background: var(--rk-bg-soft);border-radius: var(--rk-radius-xl);padding: var(--rk-space-5) var(--rk-space-5) var(--rk-space-5);}.rk-sidebar-card + .rk-sidebar-card{margin-top: var(--rk-space-4);}.rk-sidebar-quote{background: var(--rk-bg-soft);border-radius: var(--rk-radius-xl);padding: var(--rk-space-5);border-top: 3px solid var(--rk-teal);}.rk-section{padding: 40px 0;}.rk-section-sm{padding: var(--rk-space-7) 0;}.rk-section-lg{padding: 72px 0;}.rk-section-soft{background: var(--rk-bg-soft);}.rk-section-dark{background: var(--rk-navy);}.rk-section-white{background: var(--rk-white);}.rk-section-header{text-align: center;margin-bottom: var(--rk-space-7);}.rk-section-label{display: inline-block;font-size: var(--rk-text-xs);font-weight: 700;color: var(--rk-teal);background: var(--rk-teal-light);padding: 5px 16px;border-radius: var(--rk-radius-pill);letter-spacing: .5px;text-transform: uppercase;margin-bottom: var(--rk-space-3);}.rk-section-title{font-family: var(--rk-font-display);font-size: var(--rk-h2);font-weight: 700;color: var(--rk-text-primary);margin-bottom: var(--rk-space-2);line-height: 1.3;}.rk-section-subtitle{font-size: var(--rk-text-base);color: var(--rk-text-muted);max-width: 580px;margin: 0 auto;line-height: 1.7;}.rk-hero{padding: 40px 0 var(--rk-space-7);background: linear-gradient(135deg,var(--rk-navy) 0%,var(--rk-navy-mid) 100%);}.rk-hero h1{color: #fff;font-size: var(--rk-h1);font-weight: 800;line-height: 1.2;margin-bottom: var(--rk-space-3);}.rk-hero-intro{color: rgba(255,255,255,.82);font-size: 15px;line-height: 1.8;margin-bottom: var(--rk-space-6);}.rk-hero-cta-row{display: flex;gap: var(--rk-space-3);flex-wrap: wrap;}.rk-hero-badges{display: flex;flex-wrap: wrap;gap: var(--rk-space-2);margin-bottom: var(--rk-space-4);}.rk-sticky-bar{position: fixed;bottom: 0;left: 0;right: 0;z-index: 990;background: var(--rk-navy);padding: 10px var(--rk-space-5);display: flex;align-items: center;justify-content: center;gap: var(--rk-space-4);box-shadow: 0 -3px 16px rgba(0,0,0,.25);}.rk-sticky-bar span{color: rgba(255,255,255,.75);font-size: var(--rk-text-sm);}.rk-spec-table{width: 100%;border-collapse: collapse;}.rk-spec-table thead tr{background: var(--rk-navy);}.rk-spec-table thead th{padding: 10px 14px;font-size: var(--rk-text-xs);font-weight: 700;letter-spacing: .5px;color: #fff;text-align: left;}.rk-spec-table tbody tr:nth-child(even){background: var(--rk-bg-soft);}.rk-spec-table tbody tr:nth-child(odd){background: var(--rk-white);}.rk-spec-table tbody td{padding: 9px 14px;font-size: var(--rk-text-sm);border-bottom: 1px solid var(--rk-border);color: var(--rk-text-body);vertical-align: middle;}.rk-spec-table tbody td:first-child{font-weight: 600;color: var(--rk-text-primary);width: 40%;}.rk-faq-item{border: .5px solid var(--rk-border-mid);border-radius: var(--rk-radius-md);margin-bottom: var(--rk-space-2);overflow: hidden;}.rk-faq-btn{width: 100%;text-align: left;background: var(--rk-bg-soft);border: none;padding: 14px var(--rk-space-5);font-size: var(--rk-text-sm);font-weight: 600;color: var(--rk-text-primary);font-family: var(--rk-font-sans);cursor: pointer;}.rk-faq-body{padding: 14px var(--rk-space-5);font-size: var(--rk-text-sm);color: var(--rk-text-body);line-height: 1.8;}.rk-section-divider{color: var(--rk-text-primary);font-size: var(--rk-h2);font-weight: 700;margin-bottom: var(--rk-space-5);padding-bottom: var(--rk-space-3);border-bottom: 2px solid var(--rk-teal);}.rk-input{width: 100%;padding: 10px 14px;font-size: var(--rk-text-sm);font-family: var(--rk-font-sans);border: 1px solid var(--rk-border-mid);border-radius: var(--rk-radius-sm);background: var(--rk-white);color: var(--rk-text-body);transition: border-color var(--rk-transition),box-shadow var(--rk-transition);outline: none;}.rk-input:focus{border-color: var(--rk-teal);box-shadow: 0 0 0 3px rgba(26,153,168,.15);}.rk-label{display: block;font-size: var(--rk-text-xs);font-weight: 600;color: var(--rk-text-muted);margin-bottom: var(--rk-space-1);text-transform: uppercase;letter-spacing: .5px;}.rk-checklist{list-style: none;padding: 0;margin: 0;}.rk-checklist li{display: flex;gap: var(--rk-space-2);padding: 6px 0;font-size: var(--rk-text-sm);color: var(--rk-text-body);border-bottom: .5px solid var(--rk-border);}.rk-checklist li:last-child{border-bottom: none;}.rk-checklist li::before{content: '✓';color: var(--rk-green);font-weight: 700;flex-shrink: 0;}.rk-related-link{display: flex;align-items: center;gap: var(--rk-space-2);padding: var(--rk-space-2) var(--rk-space-3);background: var(--rk-bg-soft);border-radius: var(--rk-radius-sm);text-decoration: none;color: var(--rk-text-primary);font-size: var(--rk-text-sm);margin-bottom: 6px;border-left: 3px solid var(--rk-teal);transition: background var(--rk-transition);}.rk-related-link:hover{background: var(--rk-teal-light);color: var(--rk-text-primary);text-decoration: none;}.rk-doc-cta{background: var(--rk-navy);border-radius: var(--rk-radius-xl);padding: var(--rk-space-7);text-align: center;margin-bottom: var(--rk-space-7);}.rk-doc-cta h2{color: #fff;font-size: var(--rk-h3);font-weight: 700;margin-bottom: var(--rk-space-2);}.rk-doc-cta p{color: rgba(255,255,255,.7);font-size: var(--rk-text-sm);margin-bottom: var(--rk-space-5);}.rk-float-wa{position: fixed;bottom: 70px;right: 24px;z-index: 989;width: 52px;height: 52px;border-radius: 50%;background: var(--rk-whatsapp);display: flex;align-items: center;justify-content: center;box-shadow: 0 4px 16px rgba(37,211,102,.45);transition: transform var(--rk-transition);}.rk-float-wa:hover{transform: scale(1.08);}.rk-float-lang{position: fixed;bottom: 132px;right: 24px;z-index: 989;width: 44px;height: 44px;border-radius: 50%;background: var(--rk-teal);color: #fff;display: flex;align-items: center;justify-content: center;text-decoration: none;font-size: 12px;font-weight: 700;box-shadow: 0 3px 12px rgba(26,153,168,.5);transition: transform var(--rk-transition);}.rk-float-lang:hover{transform: scale(1.08);color: #fff;text-decoration: none;}.rk-breadcrumb{padding: 12px 0;}.rk-breadcrumb ol{display: flex;flex-wrap: wrap;gap: 4px;list-style: none;margin: 0;padding: 0;font-size: var(--rk-text-sm);}.rk-breadcrumb li + li::before{content: '›';margin-right: 4px;color: var(--rk-text-muted);}.rk-breadcrumb a{color: var(--rk-teal);}.rk-breadcrumb .active{color: var(--rk-text-muted);}.rk-address{font-size: var(--rk-text-sm);color: var(--rk-text-muted);line-height: 1.75;}.rk-address strong{color: var(--rk-text-primary);}.rk-address a{color: var(--rk-teal);}.rk-address hr{border-color: var(--rk-border-mid);margin: 10px 0;}@media (max-width: 480px){.rk-sticky-bar span{display: none;}.rk-sticky-bar{gap: 8px;}}@media (max-width: 576px){.rk-hero-cta-row{flex-direction: column;}.rk-btn-primary-lg,.rk-btn-whatsapp-lg{width: 100%;justify-content: center;}}@media (max-width: 768px){.rk-section{padding: var(--rk-space-7) 0;}.rk-section-lg{padding: var(--rk-space-8) 0;}.rk-hero{padding: var(--rk-space-7) 0 var(--rk-space-6);}}@media (max-width: 991px){.rk-sidebar-card,.rk-sidebar-quote{margin-top: var(--rk-space-4);}}.rk-text-teal{color: var(--rk-teal);}.rk-text-navy{color: var(--rk-text-primary);}.rk-text-muted{color: var(--rk-text-muted);}.rk-text-sm{font-size: var(--rk-text-sm);}.rk-text-xs{font-size: var(--rk-text-xs);}.rk-fw-700{font-weight: 700;}.rk-bg-soft{background: var(--rk-bg-soft);}.rk-bg-subtle{background: var(--rk-bg-subtle);}.rk-bg-teal{background: var(--rk-teal);}.rk-bg-navy{background: var(--rk-navy);}.rk-bg-white{background: var(--rk-white);}.rk-border-teal{border-color: var(--rk-teal) !important;}.rk-border-left-teal{border-left: 4px solid var(--rk-teal);}.rk-border-left-green{border-left: 4px solid var(--rk-green);}.rk-radius-sm{border-radius: var(--rk-radius-sm);}.rk-radius-md{border-radius: var(--rk-radius-md);}.rk-radius-lg{border-radius: var(--rk-radius-lg);}.rk-radius-xl{border-radius: var(--rk-radius-xl);}.rk-p-4{padding: var(--rk-space-4);}.rk-p-5{padding: var(--rk-space-5);}.rk-p-6{padding: var(--rk-space-6);}.rk-mb-4{margin-bottom: var(--rk-space-4);}.rk-mb-5{margin-bottom: var(--rk-space-5);}.rk-mb-6{margin-bottom: var(--rk-space-6);}.rk-mt-4{margin-top: var(--rk-space-4);}.rk-flex{display: flex;}.rk-flex-center{display: flex;align-items: center;}.rk-gap-2{gap: var(--rk-space-2);}.rk-gap-3{gap: var(--rk-space-3);}.rk-gap-4{gap: var(--rk-space-4);}@media print{.rk-sticky-bar,.rk-float-wa,.rk-float-lang,.back-to-top,#header{display: none !important;}body{font-size: 12pt;color: #000;}a{color: #000;}}