@import url('https://fonts.cdnfonts.com/css/jetbrains-mono');

body {
    height: 100vh;
    margin: 0;
    font-family: 'JetBrains Mono', monospace;
    background: radial-gradient(circle at 20% 20%, #a259ff, transparent 25%),
                radial-gradient(circle at 80% 80%, #ff3cac, transparent 25%),
                linear-gradient(135deg, #3a0ca3, #662796, #8921b1);
    background-size: cover;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    animation: moveBG 20s linear infinite;
}

@keyframes zoomBG {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

body::before {
    content: "";
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: 
        linear-gradient(to right, rgba(255,255,255,0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 0;
    animation: moveGrid 15s linear infinite;
}

@keyframes moveGrid {
    0% {background-position: 0 0, 0 0;}
    50% {background-position: 100px 100px, -100px -100px;}
    100% {background-position: 0 0, 0 0;}
}

.text-center h1 {
    color: #00f7ff; 
    text-shadow: 2px 2px 5px rgba(0,0,0,0.7);
}

.text-center p {
    color: #a0e8fd; 
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.start-btn {
    position: relative;
    z-index: 1;
    background-color: #7b2cbf;
    color: #fff;
    font-size: 24px;
    padding: 15px 40px;
    border-radius: 4rem;
    border: none;
    text-decoration: none;
    transition: all 0.3s ease;
    outline: none;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    cursor: pointer;
}

.start-btn:hover {
    background-color: #701794; 
    color: #fff;
    transform: scale(1.1);
}

.start-btn:active,
.start-btn:focus {
    background-color: #0dd60d; 
    transform: scale(0.95);
}

.d-flex.flex-column {
    transform: translateY(-30px);
}