/* Global Typography */
body { font-family: 'Inter', sans-serif; }
h1, h2, h3, .font-heading { font-family: 'Oswald', sans-serif; }

/* Hero Section */
.hero-section {
    background-image: url('hero.jpg');
    background-size: cover;
    background-position: center;
    height: 100vh;
    position: relative;
}

/* Darker Overlay for Contrast */
.hero-overlay {
    background: linear-gradient(to bottom, 
        rgba(0,0,0,0.7) 0%, 
        rgba(0,0,0,0.4) 40%, 
        rgba(0,0,0,0.8) 80%,
        rgba(0,0,0,0.98) 100%);
}

/* Background Images */
.bg-zebra { background-image: url('zebra.jpg'); }
.bg-akce { background-image: url('akce.jpg'); }

/* Mobile Menu Transitions */
#mobile-menu {
    transition: transform 0.3s ease-in-out;
}
.menu-open { transform: translateX(0); }
.menu-closed { transform: translateX(100%); }

/* Nav Link Style */
.nav-link {
    position: relative;
    font-weight: 700;
    letter-spacing: 0.1em;
    font-size: 1rem;
    color: rgba(255,255,255,0.9);
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #d4a373; /* brand-gold */
    transition: width 0.3s ease;
    box-shadow: 0 2px 3px rgba(0,0,0,0.8);
}

.nav-link:hover { color: #d4a373; }
.nav-link:hover::after { width: 100%; }

/* Animations */
.scroll-wait { opacity: 0; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-enter { 
    opacity: 0; 
    animation: fadeInUp 0.8s ease-out forwards; 
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }

/* --- CINEMATIC PRELOADER ANIMATIONS --- */
@keyframes cinematicReveal {
    0% {
        opacity: 0;
        letter-spacing: -0.1em;
        filter: blur(10px);
        transform: scale(0.9);
    }
    40% {
        opacity: 1;
        filter: blur(0px);
    }
    100% {
        opacity: 1;
        letter-spacing: 0.3em;
        transform: scale(1);
        filter: blur(0px);
    }
}

@keyframes goldLineExpand {
    0% { width: 0; opacity: 0; }
    50% { opacity: 1; }
    100% { width: 100px; opacity: 1; }
}

@keyframes fadeInUpSub {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

.anim-text-reveal {
    animation: cinematicReveal 2.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.anim-line-expand {
    animation: goldLineExpand 1.5s cubic-bezier(0.22, 1, 0.36, 1) 0.5s forwards; /* Delayed start */
}

.anim-sub-reveal {
    animation: fadeInUpSub 1s ease-out 1.2s forwards; /* Delayed start */
}