* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background-color: #001F3F; /* Primary Color (Dark Blue) */
    color: #CCCCCC; /* Text/Highlight Color (Light Gray) */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    text-align: center;
    overflow: hidden;
    position: relative;
}

.container {
    max-width: 800px;
    padding: 2rem;
    position: relative;
    z-index: 10;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #CCCCCC; /* Text/Highlight Color (Light Gray) */
    animation: fadeInUp 1s ease-out 0.5s both;
}

.banner {
    background-color: #333333; /* Secondary Color (Charcoal Gray) */
    border-radius: 8px;
    padding: 3rem;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    border-top: 4px solid #4B0082; /* Accent Color (Deep Purple) */
    animation: fadeIn 1s ease-out;
    position: relative;
    overflow: hidden;
}

.banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, #4B0082, #8A2BE2);
    animation: shimmer 3s infinite;
}

.logo {
    margin-bottom: 2rem;
    animation: fadeInDown 1s ease-out;
}

.logo img {
    max-width: 250px;
    height: auto;
    filter: drop-shadow(0 0 10px rgba(75, 0, 130, 0.5));
    transition: transform 0.3s ease;
}

.logo img:hover {
    transform: scale(1.05);
}

p {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-top: 1rem;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.loading-bar {
    height: 4px;
    width: 0;
    background: linear-gradient(to right, #4B0082, #8A2BE2);
    position: absolute;
    bottom: 0;
    left: 0;
    animation: loading 3s ease-in-out infinite;
    border-radius: 2px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

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

@keyframes loading {
    0% {
        width: 0;
    }
    50% {
        width: 100%;
    }
    100% {
        width: 0;
    }
}

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

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(75, 0, 130, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(75, 0, 130, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(75, 0, 130, 0);
    }
}