.video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    filter: brightness(0.4);
}

.text-gradient {
    background: linear-gradient(to right, #00bcd4, #4caf50);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px -5px rgba(0, 188, 212, 0.3);
}

.animate-fade-in {
    animation: fadeIn 1s ease-out forwards;
}

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

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #00bcd4;
    color: #001529;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 188, 212, 0.4);
    z-index: 100;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px) scale(1.1);
    background: #fff;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
}

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

.footer-link-hover:hover {
    color: #00bcd4;
    transform: translateX(5px);
}

.footer-link-hover {
    transition: all 0.3s ease;
    display: inline-block;
}

.page-loader {
    position: fixed;
    inset: 0;
    background: #001529;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(0, 188, 212, 0.3);
    border-top-color: #00bcd4;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.logo-float {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
	0% {
		transform: translatey(0px);
	}
	50% {
		transform: translatey(-20px);
	}
	100% {
		transform: translatey(0px);
	}
}

.logo-entrance {
    animation: logoEntrance 1.5s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

@keyframes logoEntrance {
    from {
        opacity: 0;
        transform: scale(0.5) translateY(50px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}