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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #06b6d4 100%);
    color: #fff;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow: hidden;
    position: relative;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.3) 0%, transparent 50%);
    animation: float 15s ease-in-out infinite;
}

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

.container {
    text-align: center;
    max-width: 700px;
    position: relative;
    z-index: 1;
    animation: fadeIn 1s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.logo {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    animation: bounce 2s ease-in-out infinite;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.3));
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
    letter-spacing: -1px;
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    font-weight: 300;
}

.chat-bubbles {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2.5rem;
    align-items: center;
}

.bubble {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 1rem 1.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 80%;
    animation: slideIn 0.6s ease-out;
    animation-fill-mode: both;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.bubble:nth-child(1) { animation-delay: 0.2s; }
.bubble:nth-child(2) { animation-delay: 0.4s; }
.bubble:nth-child(3) { animation-delay: 0.6s; }

@keyframes slideIn {
    from { 
        opacity: 0; 
        transform: translateX(-30px); 
    }
    to { 
        opacity: 1; 
        transform: translateX(0); 
    }
}

.status {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.status-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.status-text {
    font-size: 1rem;
    opacity: 0.85;
    line-height: 1.6;
}

.features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.feature-icon {
    font-size: 2rem;
}

.feature-text {
    font-size: 0.875rem;
    opacity: 0.9;
}

.footer {
    margin-top: 3rem;
    font-size: 0.875rem;
    opacity: 0.7;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .logo {
        font-size: 3.5rem;
    }
    
    .tagline {
        font-size: 1.125rem;
    }

    .bubble {
        max-width: 90%;
    }

    .features {
        gap: 1.5rem;
    }
}