:root {
    --bg-dark: #020204;
    --primary: #b026ff;
    --secondary: #05d5ff;
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-text: linear-gradient(to right, #d980fa, #05d5ff);
    --text-main: #ffffff;
    --text-muted: #949ab5;
    --glass-bg: rgba(10, 8, 15, 0.85);
    --glass-border: 1px solid rgba(176, 38, 255, 0.1);
    --glass-blur: blur(20px);
    --glass-shadow: 0 15px 40px 0 rgba(0, 0, 0, 0.7);
    --smooth-transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}
html { scroll-behavior: smooth; }
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
    background-color: var(--bg-dark);
    /* Upravena průhlednost gradientu pro lepší viditelnost pozadí */
    background: 
        linear-gradient(to bottom, rgba(2, 2, 4, 0.70), rgba(2, 2, 4, 0.95)),
        url('Screenshot 2026-01-15 172656.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}
@keyframes glow-pulse {
    0% { box-shadow: 0 0 5px rgba(176, 38, 255, 0.2); }
    50% { box-shadow: 0 0 30px rgba(176, 38, 255, 0.4); }
    100% { box-shadow: 0 0 5px rgba(176, 38, 255, 0.2); }
}
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.navbar {
    position: fixed; top: 0; width: 100%; padding: 20px 50px;
    display: flex; justify-content: space-between; align-items: center;
    background: rgba(2, 2, 4, 0.3);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid transparent;
    z-index: 1000; transition: var(--smooth-transition);
}
.navbar.scrolled {
    padding: 15px 50px;
    background: rgba(2, 2, 4, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: var(--glass-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.8);
}
.logo {
    font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 26px;
    background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(176, 38, 255, 0.4);
}
.nav-links { display: flex; gap: 40px; }
.nav-links a {
    color: var(--text-muted); text-decoration: none; font-weight: 600; font-size: 15px;
    text-transform: uppercase; letter-spacing: 1px; transition: var(--smooth-transition); position: relative;
}
.nav-links a:hover { color: #fff; text-shadow: 0 0 10px var(--primary); }
.nav-links a::after {
    content: ''; position: absolute; width: 0%; height: 2px; bottom: -4px; left: 0;
    background: var(--gradient); transition: var(--smooth-transition);
    box-shadow: 0 0 10px var(--primary);
}
.nav-links a:hover::after { width: 100%; }
.hamburger {
    display: none; flex-direction: column; gap: 6px; cursor: pointer; z-index: 1100;
}
.hamburger span {
    width: 28px; height: 3px; background: #fff; border-radius: 4px; transition: 0.3s;
}
.mobile-menu {
    position: fixed; inset: 0; background: rgba(2,2,4,0.98); backdrop-filter: blur(20px);
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 30px;
    transform: translateX(100%); transition: 0.4s; z-index: 1050;
}
.mobile-menu.active { transform: translateX(0); }
.mobile-menu a { font-size: 24px; color: #fff; text-decoration: none; font-weight: 700; text-transform: uppercase; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }
.btn-nav {
    position: relative; padding: 12px 35px;
    background: var(--gradient); border: none; border-radius: 50px;
    color: #fff; font-weight: 800; text-decoration: none; text-transform: uppercase; letter-spacing: 1px;
    overflow: hidden; display: flex; align-items: center; gap: 10px;
    box-shadow: 0 0 20px rgba(176, 38, 255, 0.3); transition: all 0.3s ease;
}
.btn-nav::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
    transform: skewX(-25deg); transition: 0.5s;
}
.btn-nav:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 0 40px rgba(176, 38, 255, 0.6); color: #fff; }
.btn-nav:hover::before { left: 100%; transition: 0.7s ease-in-out; }
.hero-buttons { display: flex; gap: 20px; justify-content: center; }
.btn-primary {
    padding: 18px 45px; background: transparent; border: 2px solid var(--primary); border-radius: 12px;
    color: #fff; font-weight: 800; font-size: 16px; text-transform: uppercase; letter-spacing: 1px;
    text-decoration: none; transition: var(--smooth-transition); position: relative; overflow: hidden; z-index: 1;
    box-shadow: 0 0 15px rgba(176, 38, 255, 0.15);
}
.btn-primary::after {
    content: ''; position: absolute; inset: 0; background: var(--primary);
    z-index: -1; transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease;
}
.btn-primary:hover { border-color: transparent; box-shadow: 0 0 40px rgba(176, 38, 255, 0.5); }
.btn-primary:hover::after { transform: scaleX(1); }
.btn-secondary {
    padding: 18px 45px; 
    background: rgba(0,0,0,0.3); 
    border: 1px solid rgba(176, 38, 255, 0.15);
    backdrop-filter: blur(10px); border-radius: 12px; color: var(--text-muted); font-weight: 700;
    font-size: 16px; text-transform: uppercase; letter-spacing: 1px; text-decoration: none;
    transition: var(--smooth-transition);
}
.btn-secondary:hover { background: rgba(5, 213, 255, 0.1); border-color: var(--secondary); transform: translateY(-3px); color: #fff; box-shadow: 0 0 20px rgba(5, 213, 255, 0.2); }
.hero {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    text-align: center; padding: 120px 20px 60px; position: relative;
}
.hero-content { animation: float 6s ease-in-out infinite; }
.hero-content h1 {
    font-family: 'Montserrat', sans-serif; font-size: 80px; font-weight: 900; margin-bottom: 20px;
    line-height: 1.1; letter-spacing: -2px;
}
.hero-content h1 span {
    background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 35px rgba(176, 38, 255, 0.5));
}
.hero-content p {
    font-size: 20px; color: var(--text-muted); margin-bottom: 40px; max-width: 700px;
    margin-left: auto; margin-right: auto; line-height: 1.6;
}

/* NÁBOROVÝ ODZNAK STYLY */
.recruitment-badge {
    margin-top: 35px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 25px;
    background: rgba(10, 8, 15, 0.6);
    border: 1px solid rgba(5, 213, 255, 0.3);
    border-radius: 50px;
    font-size: 15px;
    color: var(--text-muted);
    backdrop-filter: blur(10px);
    box-shadow: 0 0 20px rgba(5, 213, 255, 0.1);
    transition: var(--smooth-transition);
}
.recruitment-badge:hover {
    border-color: var(--secondary);
    box-shadow: 0 0 30px rgba(5, 213, 255, 0.3);
    transform: translateY(-2px);
    color: #fff;
}
.recruitment-badge strong {
    color: #fff;
    font-weight: 700;
}
.recruitment-badge a {
    color: var(--secondary);
    font-weight: 700;
    text-decoration: none;
    margin-left: 5px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--smooth-transition);
}
.recruitment-badge a:hover {
    color: #fff;
    text-shadow: 0 0 10px var(--secondary);
}
.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--secondary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--secondary);
    animation: pulse-dot-anim 2s infinite;
}
@keyframes pulse-dot-anim {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 213, 255, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(5, 213, 255, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 213, 255, 0); }
}
/* KONEC NÁBOROVÝ ODZNAK STYLY */

.section { padding: 120px 20px; max-width: 1240px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 80px; }
.section-header h2 {
    font-size: 48px; font-weight: 900; font-family: 'Montserrat', sans-serif;
    background: linear-gradient(to bottom, #fff, #7a81a1); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.section-header p { color: var(--secondary); font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-top: 10px; text-shadow: 0 0 15px rgba(5, 213, 255, 0.3); }
.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 40px; }
.card {
    background: var(--glass-bg); border-radius: 24px; padding: 50px 40px;
    border: var(--glass-border); box-shadow: var(--glass-shadow);
    backdrop-filter: var(--glass-blur); transition: var(--smooth-transition);
    position: relative; overflow: hidden;
}
.card:hover {
    transform: translateY(-15px);
    border-color: var(--primary);
    box-shadow: 0 30px 60px rgba(0,0,0,0.9), inset 0 0 0 1px rgba(176, 38, 255, 0.2);
}
.card:hover .card-icon { transform: scale(1.1) rotate(5deg); background: var(--gradient); border-color: transparent; box-shadow: 0 0 30px var(--primary); }
.card:hover .card-icon i { -webkit-text-fill-color: #fff; }
.card-icon {
    font-size: 32px; margin-bottom: 30px; width: 80px; height: 80px;
    background: rgba(0, 0, 0, 0.2); border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px; display: flex; align-items: center; justify-content: center;
    transition: var(--smooth-transition);
}
.card-icon i { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; transition: 0.3s; }
.card h3 { font-size: 24px; font-weight: 800; margin-bottom: 15px; font-family: 'Montserrat', sans-serif; }
.card p { color: var(--text-muted); line-height: 1.8; font-size: 16px; }
.gallery-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 280px; gap: 25px;
}
.gallery-item {
    background: var(--glass-bg); border-radius: 20px; overflow: hidden;
    position: relative; border: var(--glass-border); cursor: pointer; transition: var(--smooth-transition);
    box-shadow: var(--glass-shadow);
}
.gallery-item.wide { grid-column: span 2; }
.gallery-item img {
    width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.2, 1, 0.3, 1);
    filter: brightness(0.8);
}
.gallery-overlay {
    position: absolute; inset: 0; background: linear-gradient(to top, rgba(2, 2, 4, 0.9), transparent);
    display: flex; align-items: flex-end; padding: 20px; opacity: 0; transition: 0.4s;
}
.gallery-overlay span { color: #fff; font-weight: 700; transform: translateY(20px); transition: 0.4s; text-shadow: 0 2px 5px rgba(0,0,0,0.8); }
.gallery-item:hover { transform: scale(0.98); border-color: var(--secondary); box-shadow: 0 0 30px rgba(5, 213, 255, 0.15); }
.gallery-item:hover img { transform: scale(1.15); filter: brightness(1); }
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-item:hover .gallery-overlay span { transform: translateY(0); }
.hero-logo {
    max-width: 520px;
    width: 100%;
    height: auto;
    margin-top: 10px;
    filter: drop-shadow(0 0 35px rgba(176, 38, 255, 0.6));
    animation: float 6s ease-in-out infinite;
}
.join-section {
    position: relative; margin: 100px 20px; padding: 120px 20px;
    text-align: center; border-radius: 40px; overflow: hidden;
    background: linear-gradient(rgba(2, 2, 5, 0.9), rgba(5, 5, 10, 0.95));
    border: 1px solid rgba(176, 38, 255, 0.2);
    box-shadow: 0 20px 50px rgba(0,0,0,0.8);
}
.join-bg-glow {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 600px; height: 600px; background: var(--primary);
    filter: blur(180px); opacity: 0.2; pointer-events: none;
    animation: glow-pulse 4s infinite;
}
.ip-container {
    background: rgba(0,0,0,0.6); backdrop-filter: blur(10px); display: inline-flex; align-items: center;
    padding: 10px; border-radius: 20px; border: 1px solid rgba(255,255,255,0.05); margin-top: 50px;
    transition: var(--smooth-transition); position: relative; z-index: 2;
}
.ip-container:hover { border-color: var(--primary); box-shadow: 0 0 60px rgba(176, 38, 255, 0.3); transform: scale(1.02); background: rgba(0,0,0,0.8); }
.ip-text { font-family: 'Poppins', monospace; font-size: 28px; font-weight: 600; color: #fff; padding: 10px 40px; letter-spacing: 2px; text-shadow: 0 0 15px rgba(176, 38, 255, 0.4); }
.copy-btn {
    background: var(--gradient); color: #fff; border: none; padding: 15px 40px;
    border-radius: 14px; font-weight: 800; font-size: 16px; cursor: pointer;
    transition: var(--smooth-transition); text-transform: uppercase; box-shadow: 0 0 20px rgba(176, 38, 255, 0.2);
}
.copy-btn:hover { filter: brightness(1.1); box-shadow: 0 0 40px rgba(176, 38, 255, 0.5); }
footer {
    padding: 80px 20px; text-align: center; 
    background: #010102;
    color: var(--text-muted); font-size: 14px; border-top: 1px solid #0a0a10;
}
.lightbox {
    position: fixed; inset: 0; z-index: 2000;
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(15px);
    display: none; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.3s ease;
}
.lightbox.active { display: flex; opacity: 1; }
.lightbox img { max-width: 90%; max-height: 90vh; border-radius: 12px; box-shadow: 0 0 120px rgba(176, 38, 255, 0.15); }
.lightbox-close {
    position: absolute; top: 40px; right: 40px; font-size: 40px; color: #fff;
    cursor: pointer; transition: 0.3s; width: 50px; height: 50px;
    display: flex; align-items: center; justify-content: center; border-radius: 50%;
    background: rgba(255,255,255,0.05);
}
.lightbox-close:hover { background: var(--primary); color: #fff; box-shadow: 0 0 30px var(--primary); }
@media(max-width: 900px) {
    .nav-links, .btn-nav { display: none; }
    .hamburger { display: flex; }
    .hero-content h1 { font-size: 42px; }
    .navbar { padding: 15px 20px; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .btn-primary, .btn-secondary { width: 100%; }
    .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 220px; }
    .gallery-item.wide { grid-column: span 1; }
    .ip-container { flex-direction: column; width: 100%; border-radius: 16px; }
    .ip-text { font-size: 20px; padding: 20px; }
    .copy-btn { width: 100%; border-radius: 12px; }
}
.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.logo-img {
    height: 46px;
    width: auto;
    cursor: pointer;
    transition: 0.3s ease;
    filter: drop-shadow(0 0 12px rgba(176, 38, 255, 0.6));
}
.logo-img:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 0 22px rgba(176, 38, 255, 0.9));
}