@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #0f172a;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(56, 189, 248, 0.06), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(99, 102, 241, 0.06), transparent 25%);
    color: #f8fafc;
    overflow: hidden;
}

.glass-panel {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.bg-grid {
    position: absolute;
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    transform: perspective(1000px) rotateX(60deg) translateY(-100px);
    animation: grid-move 30s linear infinite;
}

@keyframes grid-move {
    0% { transform: perspective(1000px) rotateX(60deg) translateY(0); }
    100% { transform: perspective(1000px) rotateX(60deg) translateY(50px); }
}

#msg-box { 
    transition: all 0.4s cubic-bezier(0.18, 0.89, 0.32, 1.28); 
    transform: translateY(20px); 
    opacity: 0; 
    visibility: hidden; 
}

#msg-box.show { 
    transform: translateY(0); 
    opacity: 1; 
    visibility: visible; 
}