.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #e3f2fd 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loader {
    text-align: center;
    color: #1e3a8a;
    width: 80%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: 
        0 10px 30px rgba(30, 58, 138, 0.15),
        0 0 0 1px rgba(255, 193, 7, 0.1);
    backdrop-filter: blur(10px);
}

.loader-text {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    font-family: 'Poppins', sans-serif;
    letter-spacing: 2px;
    opacity: 0;
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.loader-progress {
    width: 100%;
    height: 6px;
    background: #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    border: 1px solid #f1f5f9;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #3b82f6, #f59e0b, #eab308);
    border-radius: 10px;
    position: relative;
    box-shadow: 
        0 0 20px rgba(245, 158, 11, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Shimmer effect with blue/yellow theme */
.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.8),
        transparent
    );
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 200%; }
}

/* Pulsing dot indicator */
.loader::before {
    content: '';
    position: absolute;
    top: -10px;
    right: -10px;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #3b82f6, #f59e0b);
    border-radius: 50%;
    animation: pulse 2s infinite;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 1;
    }
    50% { 
        transform: scale(1.2);
        opacity: 0.8;
    }
}

/* Responsive design */
@media (max-width: 768px) {
    .loader-text {
        font-size: 2rem;
        letter-spacing: 1px;
    }
    
    .loader {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }
    
    .loader-progress {
        height: 5px;
    }
}