/* CSS Reset a custom properties */
:root {
    --nexus-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-bg: rgba(15, 23, 42, 0.4);
    --glass-border: rgba(255, 255, 255, 0.05);
}

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

/* Glassmorphism Panel */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

/* Custom Scrollbar pro temný vzhled */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2); 
    border-radius: 10px;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1); 
    border-radius: 10px;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: rgba(202, 138, 4, 0.5); /* nexus-gold */
}

/* Shimmer efekt pro prémiová tlačítka */
@keyframes shimmer {
    100% { transform: translateX(100%); }
}

/* Animace vstupu */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

/* Skrolovací micro-animace */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.pop-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.6s cubic-bezier(0.5, 2, 0.5, 1);
}

.pop-in.active {
    opacity: 1;
    transform: scale(1);
}

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Override default QR code styling slightly to prevent jumping */
#qrcode-container img, #qrcode-container canvas {
    margin: 0 auto;
    border-radius: 0.5rem;
}

/* ========================================= */
/* Motion Design & Storytelling Classes      */
/* ========================================= */

.snap-container {
    height: 100vh;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
}

.snap-section {
    height: 100vh;
    width: 100vw;
    scroll-snap-align: start;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Parallax pozadí */
.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%; /* Větší výška pro paralaxový přesah */
    object-fit: cover;
    z-index: 0;
    image-rendering: pixelated;
    transition: transform 0.1s ease-out;
}

/* Parallax vrstvy nad pozadím */
.parallax-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
}

/* Obsah sekce */
.story-content {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 72rem;
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

.story-content.align-left {
    align-items: flex-start;
    text-align: left;
}

.story-content.align-right {
    align-items: flex-end;
    text-align: right;
}

.story-content.align-center {
    align-items: center;
    text-align: center;
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.slide-in-left.active {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.slide-in-right.active {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.fade-in-up.active {
    opacity: 1;
    transform: translateY(0);
}