/* Reset & Basis */
:root {
    --glass-white: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --primary: #00f0ff;
    --primary-dark: #00b8c9;
    --secondary: #8a2be2;
    --accent: #ff4d94;
    --dark-bg: #0f172a;
    --darker-bg: #0a1120;
    --text-light: #f8fafc;
    --text-gray: #94a3b8;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --blur: blur(10px);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--darker-bg);
    color: var(--text-light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Glas-Effekt Basis */
.glass {
    background: var(--glass-white);
    backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow);
}

.glass-dark {
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: var(--blur);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Hintergrund-Effekte */
#lightningBackground {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: #000;
    opacity: 0.8;
}
.background-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.grid-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 240, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.2;
    animation: float 15s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--primary);
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--secondary);
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--accent);
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(180deg); }
}

/* Header */
.main-header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1200px;
    padding: 1.2rem 2rem;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.header-scrolled {
    top: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.logo {
    display: flex;
    align-items: center;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.logo-text {
    font-size: calc(2rem - 1vh);
    font-weight: 700;
    display: inline-block;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    padding: 0 0px;
    text-shadow: 0 0 20px;
}

.logo-part {
    font-size: calc(2rem - 1vh);
    font-weight: 700;
    display: inline-block;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    padding: 0 0px;
    text-shadow: 0 0 20px;
}
.omega { background-image: linear-gradient(135deg, #00ffff, #0066ff); }
.ni {padding-right: 0.5rem; background-image: linear-gradient(135deg, #d3350d, #ff0000); }

/* Navigation */
.main-nav {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-light);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--darker-bg);
    padding: 0.7rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 240, 255, 0.3);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 5%;
    position: relative;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, 
        var(--text-light) 0%,
        var(--primary) 50%,
        var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 30px rgba(0, 240, 255, 0.2);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Main Container */
.main-container {
    max-width: 90%;
    margin: 0 auto;
    padding: 0 5%;
}

/* Feature Cards Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 240, 255, 0.1), 
        transparent);
    transition: left 0.7s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, 
        rgba(0, 240, 255, 0.2), 
        rgba(138, 43, 226, 0.2));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

/* Tech Showcase */
.tech-showcase {
    margin: 8rem 0;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tech-card {
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
}

.tech-card:hover {
    transform: scale(1.05);
}

.tech-image {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, 
        rgba(0, 240, 255, 0.1), 
        rgba(138, 43, 226, 0.1));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary);
}

/* Projects Masonry */
.projects-masonry {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    margin-bottom: 3rem;
}

.project-item {
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    aspect-ratio: 4/3;
}

.project-item:hover {
    transform: translateY(-10px);
}

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, 
        rgba(15, 23, 42, 0.9), 
        transparent);
    transform: translateY(100%);
    transition: var(--transition);
}

.project-item:hover .project-overlay {
    transform: translateY(0);
}

/* Stats Circle */
.stats-circle {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin: 6rem 0;
    text-align: center;
}

.stat-item {
    position: relative;
}

.stat-circle {
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: conic-gradient(
        var(--primary) var(--percent, 0%), 
        transparent var(--percent, 0%)
    );
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-circle::before {
    content: '';
    position: absolute;
    width: 130px;
    height: 130px;
    background: var(--dark-bg);
    border-radius: 50%;
}

.stat-value {
    position: relative;
    z-index: 1;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}
.stat-suffix {
    position: relative;
    z-index: 1;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-left: 2px; /* Kleiner Abstand zur Zahl */
}
/* Contact Glass Form */
.contact-glass {
    padding: 4rem;
    margin: 3rem 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: var(--text-light);
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(0, 240, 255, 0.2);
}

/* Team Cards */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.team-card {
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.team-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--text-light);
}

/*BROADCRUMP*/
/* Breadcrumb Navigation */
.breadcrumb {
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(10px);
    padding: 0.8rem 5%;
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
    font-size: 0.9rem;
}

.breadcrumb ol {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.breadcrumb li {
    display: flex;
    align-items: center;
}

.breadcrumb li:not(:last-child)::after {
    content: "/";
    margin-left: 0.5rem;
    color: var(--primary);
    opacity: 0.6;
}

.breadcrumb a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--primary);
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Accessibility Improvements */
[aria-current="page"] {
    color: var(--primary) !important;
    font-weight: 600;
}

/* Focus Styles für bessere Accessibility */
a:focus,
button:focus,
input:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Mobile Menu Toggle als Button */
.mobile-menu-toggle {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    display: none;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .breadcrumb {
        padding: 0.8rem 1rem;
        font-size: 0.8rem;
    }
}

/* Footer */
.glass-footer {
    margin-top: 8rem;
    padding: 4rem 5%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-gray);
    text-decoration: none;
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--primary);
    color: var(--dark-bg);
    transform: translateY(-3px);
}

/* Buttons */
.btn-glass {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 12px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.btn-glass:hover {
    background: rgba(0, 240, 255, 0.2);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--dark-bg);
    border: none;
    
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 238, 255, 0.574);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--dark-bg);
    border: none;
}
/* Utility */
.text-gradient {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-title {
    font-size: 6vh;
    font-weight: 800;
    margin-bottom: 1rem;
    margin-top: 1rem;
    background: linear-gradient(135deg, var(--text-light), var(--primary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-subtitle {
    color: var(--text-gray);
    font-size: 1.2rem;
    margin-bottom: 3rem;
    max-width: 600px;
    text-align: center;
    margin-left: auto;  /* WICHTIG: zentriert den Block selbst */
    margin-right: auto; 
}

.text-center {
    text-align: center;
}

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Menu Toggle Button - Basis */
.mobile-menu-toggle {
    display: none;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-light);
    transition: var(--transition);
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
}

/* Responsive - Mobile Menu */
@media (max-width: 1200px) {
    /* Normale Navigation ausblenden */
    .main-nav:not(.mobile-open) {
        display: none !important;
    }
    
    /* Mobile Navigation anzeigen, wenn mobile-open Klasse aktiv ist */
    .main-nav.mobile-open {
        display: flex !important;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(20px);
        padding: 2rem;
        border-radius: 15px;
        border: 1px solid rgba(255, 255, 255, 0.2);
        z-index: 1000;
        animation: slideDown 0.3s ease-out;
        gap: 0.5rem !important;
    }
    
    /* Mobile Menu Toggle Button anzeigen */
    .mobile-menu-toggle {
        display: flex !important;
        width: 50px;
        height: 50px;
    }
    
    /* Mobile Nav-Links */
    .main-nav.mobile-open .nav-link {
        margin-right: 0;
        padding: 1rem 0;
        font-size: 1.1rem;
        text-align: center;
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .main-nav.mobile-open .nav-link:last-child {
        margin-bottom: 1.5rem;
        border-bottom: none;
    }
    
    .main-nav.mobile-open .nav-cta {
        margin-left: 0;
        margin-top: 1rem;
        width: 100%;
        text-align: center;
    }
}

@media (min-width: 1201px) {
    .main-nav {
        display: flex !important;
        gap: 2.5rem;
        align-items: center;
    }
    
    .mobile-menu-toggle {
        display: none !important;
    }
}

/* Für sehr kleine Screens (≤768px) */
@media (max-width: 768px) {
    .main-header {
        width: 95%;
        padding: 1rem 1.5rem;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .main-nav.mobile-open {
        padding: 1.5rem;
    }
    
    /* Mobile Menu Toggle Button kleiner */
    .mobile-menu-toggle {
        width: 45px;
        height: 45px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-glass {
        padding: 2rem;
    }
    
    .features-grid,
    .tech-grid,
    .projects-masonry {
        grid-template-columns: 1fr;
    }
}