:root {
    --bavaria-blue: #0066B2;
    --titan-grey: #444444;
    --light-grey: #f0f2f5;
    --white: #ffffff;
    
    --font-head: 'Exo 2', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    background-color: var(--white);
    color: var(--titan-grey);
    font-family: var(--font-body);
    line-height: 1.6;
}

.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.section-padding { padding: 100px 0; }
a { text-decoration: none; color: inherit; transition: 0.3s; }

/* Header */
.optic-header { background: var(--white); padding: 20px 0; position: sticky; top: 0; z-index: 1000; box-shadow: 0 5px 20px rgba(0,0,0,0.05); }
.header-flex { display: flex; justify-content: space-between; align-items: center; }

.logo { font-family: var(--font-head); font-size: 1.8rem; font-weight: 700; color: var(--titan-grey); display: flex; align-items: center; gap: 10px; }
.blue { color: var(--bavaria-blue); }
.lens-icon { font-size: 2rem; color: var(--bavaria-blue); }

.tech-nav a { margin-left: 25px; text-transform: uppercase; font-size: 0.9rem; font-weight: 500; color: #666; }
.tech-nav a:hover, .tech-nav a.active { color: var(--bavaria-blue); }

.btn-blue { border: 1px solid var(--bavaria-blue); color: var(--bavaria-blue) !important; padding: 10px 25px; border-radius: 50px; font-weight: 700; }
.btn-blue:hover { background: var(--bavaria-blue); color: var(--white) !important; }

/* Mobile Menu */
.mobile-toggle { display: none; font-size: 1.5rem; cursor: pointer; color: var(--bavaria-blue); letter-spacing: 3px; }
.mobile-menu { position: fixed; top: 0; right: -100%; width: 100%; height: 100%; background: var(--white); z-index: 2000; display: flex; flex-direction: column; justify-content: center; align-items: center; transition: 0.4s; }
.mobile-menu.open { right: 0; }
.close-menu { position: absolute; top: 20px; right: 20px; background: none; border: none; font-size: 2rem; cursor: pointer; }
.mobile-menu a { font-family: var(--font-head); font-size: 2rem; margin: 15px 0; font-weight: 300; }

/* Hero */
.hero-optic { height: 85vh; background-size: cover; background-position: center; position: relative; }
.focus-overlay { width: 100%; height: 100%; background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.9) 70%, rgba(255,255,255,1) 100%); display: flex; align-items: center; justify-content: center; text-align: center; }
.hero-content { max-width: 800px; padding: 20px; }
.tech-tag { font-family: var(--font-head); letter-spacing: 4px; color: var(--bavaria-blue); font-size: 0.9rem; font-weight: 700; }
.hero-content h1 { font-family: var(--font-head); font-size: 4.5rem; line-height: 1.1; margin: 20px 0; color: var(--titan-grey); }
.hero-content p { font-size: 1.3rem; margin-bottom: 40px; color: #555; }

.search-optic input { padding: 15px 30px; width: 60%; border: 2px solid var(--light-grey); border-radius: 50px 0 0 50px; font-size: 1rem; outline: none; }
.search-optic input:focus { border-color: var(--bavaria-blue); }
.search-optic button { padding: 15px 30px; background: var(--bavaria-blue); color: var(--white); border: 2px solid var(--bavaria-blue); border-radius: 0 50px 50px 0; font-weight: 700; cursor: pointer; font-size: 1rem; transition: 0.3s; }
.search-optic button:hover { background: var(--titan-grey); border-color: var(--titan-grey); }

/* Products */
.section-head { text-align: center; margin-bottom: 80px; }
.section-head h2 { font-family: var(--font-head); font-size: 3rem; margin-bottom: 15px; }
.lens-line { width: 50px; height: 50px; border: 2px solid var(--bavaria-blue); border-radius: 50%; margin: 0 auto; position: relative; }
.lens-line::after { content: ''; width: 10px; height: 10px; background: var(--bavaria-blue); position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); border-radius: 50%; }
.lens-line.left { margin: 20px 0; }

.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 50px; text-align: center; }
.product-circle { padding: 20px; transition: 0.3s; }
.product-circle:hover { transform: scale(1.05); }
.circle-img { width: 250px; height: 250px; border-radius: 50%; overflow: hidden; margin: 0 auto 30px; border: 5px solid var(--light-grey); box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.product-circle.highlight .circle-img { border-color: var(--bavaria-blue); }
.circle-img img { width: 100%; height: 100%; object-fit: cover; }
.product-circle h3 { font-family: var(--font-head); font-size: 1.5rem; margin-bottom: 10px; }
.link-details { color: var(--bavaria-blue); font-weight: 700; font-size: 0.9rem; }

/* Tech Strip */
.tech-strip { background: var(--light-grey); padding: 50px 0; margin-top: 50px; }
.tech-flex { display: flex; justify-content: space-around; text-align: center; }
.tech-item strong { display: block; font-family: var(--font-head); font-size: 2.5rem; color: var(--bavaria-blue); }
.tech-item span { font-size: 0.9rem; letter-spacing: 1px; color: #777; }

/* About & Contact */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.text-col h1 { font-family: var(--font-head); font-size: 3rem; color: var(--bavaria-blue); line-height: 1.1; }
.lab-specs { list-style: none; margin-top: 30px; }
.lab-specs li { margin-bottom: 15px; font-size: 1.1rem; color: #555; }
.lab-specs li::before { content: '◎'; color: var(--bavaria-blue); margin-right: 15px; font-weight: bold; }
.img-col img { width: 100%; border-radius: 4px; box-shadow: 20px 20px 0 var(--bavaria-blue); }
.caption { text-align: center; margin-top: 15px; font-size: 0.8rem; letter-spacing: 2px; color: var(--bavaria-blue); font-weight: 700; }

.contact-box { display: grid; grid-template-columns: 1fr 1.5fr; gap: 50px; background: var(--white); padding: 50px; border: 1px solid #eee; border-radius: 10px; box-shadow: 0 10px 40px rgba(0,0,0,0.05); }
.info-sidebar { background: var(--bavaria-blue); color: var(--white); padding: 40px; border-radius: 10px; }
.info-sidebar h2 { font-family: var(--font-head); margin-bottom: 20px; }
.c-data p { margin-bottom: 15px; }

.clean-form .form-row { display: flex; gap: 20px; margin-bottom: 20px; }
.col { flex: 1; }
.clean-form label { display: block; font-weight: 500; margin-bottom: 5px; font-size: 0.9rem; color: #555; }
.clean-form input, .clean-form select, .clean-form textarea { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 4px; background: var(--light-grey); font-family: var(--font-body); }
.clean-form input:focus, .clean-form textarea:focus { border-color: var(--bavaria-blue); outline: none; background: var(--white); }
.btn-submit { width: 100%; background: var(--titan-grey); color: var(--white); border: none; padding: 15px; font-weight: 700; border-radius: 4px; cursor: pointer; transition: 0.3s; }
.btn-submit:hover { background: var(--bavaria-blue); }

/* Partner & Cert */
.partner-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.partner-card { background: var(--white); padding: 30px; text-align: center; border: 1px solid #eee; border-radius: 10px; }
.partner-card.highlight { border: 2px solid var(--bavaria-blue); transform: scale(1.05); }
.p-icon { font-size: 3rem; margin-bottom: 15px; }
.partner-card h3 { font-family: var(--font-head); margin-bottom: 10px; color: var(--titan-grey); }
.partner-card span { display: block; margin-top: 15px; color: var(--bavaria-blue); font-weight: 500; font-size: 0.9rem; }

.cert-doc { max-width: 800px; margin: 0 auto; background: var(--light-grey); padding: 60px; border-radius: 10px; }
.cert-doc h1 { font-family: var(--font-head); color: var(--titan-grey); }
.cert-doc h3 { color: var(--bavaria-blue); margin-top: 30px; }

/* Footer */
.optic-footer { background: var(--titan-grey); color: #ccc; padding: 60px 0 20px; margin-top: 80px; }
.footer-content { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #555; padding-bottom: 30px; margin-bottom: 20px; }
.f-left h4 { font-family: var(--font-head); color: var(--white); margin-bottom: 5px; }
.f-right a { color: #aaa; margin-left: 20px; }
.f-right a:hover { color: var(--bavaria-blue); }
.copyright { text-align: center; font-size: 0.8rem; }

/* Cookie */
.cookie-lens { position: fixed; bottom: 20px; right: 20px; background: var(--white); padding: 15px 30px; border-radius: 50px; box-shadow: 0 5px 20px rgba(0,0,0,0.1); border: 2px solid var(--bavaria-blue); display: none; align-items: center; gap: 20px; z-index: 9999; }
.cookie-lens.active { display: flex; animation: popup 0.5s; }
.cookie-lens button { background: var(--bavaria-blue); color: var(--white); border: none; padding: 8px 20px; border-radius: 20px; cursor: pointer; font-weight: 700; }

@keyframes popup { from { transform: scale(0); opacity: 0; } to { transform: scale(1); opacity: 1; } }

@media (max-width: 900px) {
    .tech-nav { display: none; }
    .mobile-toggle { display: block; }
    .hero-content h1 { font-size: 3rem; }
    .search-optic input, .search-optic button { width: 100%; border-radius: 4px; margin-bottom: 10px; }
    .product-grid, .about-grid, .contact-box, .clean-form .form-row, .partner-grid { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; text-align: center; gap: 20px; }
}