/* Loading Screen Styles */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-logo {
    font-size: 3rem;
    font-weight: bold;
    color: white;
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    color: white;
    margin-top: 1rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Enhanced scroll animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced button effects */
.btn-enhanced {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-enhanced:hover::before {
    left: 100%;
}

/* Improved card shadows */
.card-enhanced {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-enhanced:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        0 20px 40px -12px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.05);
}

/* Text gradient animations */
.text-gradient-animated {
    background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #f5576c);
    background-size: 400% 400%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 4s ease infinite;
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Responsive enhancements */
@media (max-width: 640px) {
    .loading-logo {
        font-size: 2rem;
    }
    
    .floating-elements {
        display: none;
    }
}