@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";
:root{--color-primary:#0047ab;--color-primary-light:#0047ab;--color-primary-dark:#0047ab;--color-footer-accent:#36c;--color-footer-hover:#06d;--color-accent:#e8734a;--color-accent-hover:#d4623b;--color-white:#fff;--color-off-white:#f5f7fa;--color-gray-50:#f0f2f5;--color-gray-100:#e2e5ea;--color-gray-200:#c8cdd5;--color-gray-300:#9ca3af;--color-gray-400:#6b7280;--color-gray-500:#4b5563;--color-gray-600:#374151;--color-gray-700:#1f2937;--color-dark:#0a1628;--color-success:#22c55e;--color-error:#ef4444;--font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-size-4xl:2.25rem;--font-size-5xl:3rem;--font-size-6xl:3.75rem;--section-padding:60px 0;--container-width:1280px;--container-padding:0 24px;--transition-fast:.15s ease;--transition:.3s ease;--transition-slow:.5s ease;--shadow-sm:0 1px 2px #0000000a;--shadow:0 4px 6px -1px #00336614;--shadow-md:0 10px 25px -5px #00336614;--shadow-lg:0 25px 50px -12px #0033661a;--shadow-xl:0 35px 60px -15px #0033661f;--radius-sm:2px;--radius:4px;--radius-lg:6px;--radius-xl:8px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-family);color:var(--color-gray-700);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f4f4f4;line-height:1.6;overflow-x:hidden}img{max-width:100%;height:auto;display:block}a{color:inherit;transition:color var(--transition-fast);text-decoration:none}button{cursor:pointer;font-family:inherit;font-size:inherit;background:0 0;border:none}input,textarea,select{font-family:inherit;font-size:inherit}ul,ol{list-style:none}.container{max-width:var(--container-width);padding:var(--container-padding);margin:0 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.header-logo-color{opacity:1;transform:scale(.9)}.header-logo-icon{flex-shrink:0}.header-logo-svg{width:180px;height:65px}.header-photo-placeholder{background-color:#0000;flex-shrink:0;width:65px;height:65px}.header-logo-lines{flex-direction:column;gap:2px;line-height:1.3;display:flex}.header-logo-subtitle{color:var(--color-primary);letter-spacing:.03em;font-size:18px;font-style:normal;font-weight:600;line-height:1.3}.header-company-name{color:var(--color-gray-500);flex-direction:column;font-size:12px;font-weight:500;line-height:1.25;display:flex}.header-company-name b,.header-company-name strong{color:var(--color-primary);font-weight:600}@media (min-width:1024px){.header-company-name{font-size:13px}}.header-right-panel{flex-direction:column;align-items:flex-end;gap:14px;display:flex}.header-right-top{align-items:center;gap:24px;display:flex}.header-phone{color:var(--color-primary);font-weight:600;font-size:var(--font-size-base);letter-spacing:.02em;white-space:nowrap;align-items:center;gap:6px;padding-bottom:1px;display:flex;position:relative}.header-email{font-size:var(--font-size-base)}.header-phone:after{content:"";background:var(--color-primary);width:0;height:1.5px;transition:width var(--transition);position:absolute;bottom:0;left:0}.header-phone:hover{color:var(--color-primary-light)}.header-phone:hover:after{width:100%}.header-contact-icon{width:30px;height:30px;color:var(--color-primary);background:#0f3fff14;border-radius:6px;justify-content:center;align-items:center;display:none}.header-cta{background:var(--color-primary);color:var(--color-white);letter-spacing:.12em;transition:all var(--transition);padding:12px 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var(--transition);position:absolute;bottom:0;left:0}.header-nav a:hover{color:var(--color-primary)}.header-nav a:hover:after{width:100%}.mobile-menu-toggle{cursor:pointer;z-index:110;flex-direction:column;gap:5px;padding:4px;display:flex}.mobile-menu-toggle span{background:var(--color-primary);width:24px;height:2px;transition:all var(--transition);border-radius:1px;display:block}.hero-ref{background:#fff;align-items:flex-start;min-height:calc(100vh - 90px);display:flex;position:relative;overflow:hidden}.hero-slide-bg{object-fit:contain;object-position:right center;opacity:0;z-index:1;pointer-events:none;width:44%;height:auto;max-height:72%;transition:opacity 1s ease-in-out;position:absolute;top:61%;right:-20px;transform:translateY(-50%)}@media (min-width:769px){.hero-ref-content{padding-top:36px;padding-bottom:36px}.hero-slide-bg{top:61%;right:calc((100vw - var(--container-width))/2 - 20px);width:44%;max-height:72%}}.hero-slide-bg.active{opacity:1}@media 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.cert-hover-caption{opacity:1}.engineering-expanded-panel{background-color:var(--color-white);border:1px solid var(--color-gray-100);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);margin-top:20px;padding:40px;position:relative;overflow:hidden}.engineering-expanded-header{border-bottom:1px solid var(--color-gray-100);align-items:center;gap:20px;margin-bottom:30px;padding-bottom:20px;display:flex}.engineering-expanded-title{font-size:var(--font-size-2xl);color:var(--color-primary);flex-grow:1;font-weight:700}.engineering-expanded-close{color:var(--color-gray-400);cursor:pointer;transition:color var(--transition);background:0 0;border:none;justify-content:center;align-items:center;font-size:32px;display:flex}.engineering-expanded-close:hover{color:var(--color-error)}.engineering-expanded-content-wrapper{flex-direction:column;gap:40px;display:flex}@media (min-width:768px){.engineering-expanded-content-wrapper{flex-direction:row}}.engineering-expanded-sidebar{flex:0 0 300px}.engineering-expanded-main{font-size:var(--font-size-base);color:var(--color-gray-700);flex:1;line-height:1.6}@keyframes spin{to{transform:rotate(360deg)}}