/* Custom Styles for SENTA Website */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: opacity, transform;
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

/* Fabric load behavior */
.fabric-immediate {
    opacity: 1 !important;
    transform: none !important;
}

.hero-bg {
    background-image: linear-gradient(to bottom, rgba(5, 5, 5, 0.4), rgba(5, 5, 5, 1)), url('https://images.unsplash.com/photo-1620799140408-edc6dcb6d633?auto=format&fit=crop&q=80&w=2000');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Header */
header {
    z-index: 10001 !important;
}

.fab-pulse {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    animation: pulse 2.5s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Mobile Menu Overlay */
#mobile-menu-overlay {
    background-color: #000000 !important;
    z-index: 9999 !important;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.5s ease-in-out, visibility 0.5s ease-in-out;
}

#mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* Hamburger Button & Morphing */
.hamburger-btn {
    position: relative;
    width: 24px;
    height: 18px;
    z-index: 10002;
}

@media (max-width: 767px) {
    .hamburger-btn {
        width: 22px;
        height: 16px;
    }
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: #FFFFFF;
    position: absolute;
    left: 0;
    transition: all 0.3s ease-in-out;
}

.hamburger-line:nth-child(1) {
    top: 0;
}

.hamburger-line:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger-line:nth-child(3) {
    bottom: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

/* Staggered Menu Items */
.mobile-menu-item {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: #FFFFFF;
    text-transform: uppercase;
    text-decoration: none;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

#mobile-menu-overlay.active .mobile-menu-item {
    opacity: 1;
    transform: translateY(0);
}

/* Delay for Staggered Entrance */
#mobile-menu-overlay.active .mobile-menu-item:nth-child(1) {
    transition-delay: 0.1s;
}

#mobile-menu-overlay.active .mobile-menu-item:nth-child(2) {
    transition-delay: 0.2s;
}

#mobile-menu-overlay.active .mobile-menu-item:nth-child(3) {
    transition-delay: 0.3s;
}

#mobile-menu-overlay.active .mobile-menu-item:nth-child(4) {
    transition-delay: 0.4s;
}

/* Marquee Slider */
.marquee-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.marquee-track {
    display: flex;
    gap: 1rem;
    will-change: transform;
    transform: translate3d(0, 0, 0); /* Force Hardware Acceleration */
    user-select: none;
    touch-action: pan-y;
}

@media (min-width: 768px) {
    .marquee-track {
        gap: 2rem;
    }
}

.marquee-track * {
    user-select: none;
    -webkit-user-drag: none;
}

html {
    scroll-behavior: smooth;
    scrollbar-gutter: stable;
}

/* Legacy Page Selection Behavior (Mobile Only) */
@media (max-width: 768px) {
    .legacy-page * {
        -webkit-user-select: none !important;
        user-select: none !important;
        -webkit-touch-callout: none !important;
    }
    
    /* Class to be added via JS after long press */
    .selectable-text {
        -webkit-user-select: text !important;
        user-select: text !important;
    }
}