/* Preloader Styles */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--emerald-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-inner {
    text-align: center;
    color: white;
}

.preloader-logo {
    margin-bottom: 2rem;
    animation: logoFloat 2s ease-in-out infinite;
}

.preloader-logo img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.preloader-spinner {
    position: relative;
}

.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;
    margin: 0 auto;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

/* Loading text animation */
.preloader-text {
    margin-top: 1rem;
    font-size: 1.1rem;
    font-weight: 500;
    opacity: 0.9;
    animation: textPulse 1.5s ease-in-out infinite;
}

@keyframes textPulse {
    0%, 100% {
        opacity: 0.9;
    }
    50% {
        opacity: 0.6;
    }
}

/* Responsive preloader */
@media (max-width: 768px) {
    .preloader-logo img {
        width: 60px;
        height: 60px;
    }
    
    .spinner {
        width: 40px;
        height: 40px;
    }
    
    .preloader-text {
        font-size: 1rem;
    }
}