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

body {
    background: linear-gradient(135deg, #0a0f1e, #1a1a2e, #0a0f1e);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    overflow: hidden;
    width: 100vw;
    height: 100vh;
    margin: 0;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.email-btn {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 28px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    color: #aaa;
    text-decoration: none;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 30px;
    z-index: 10;
    transition: all 0.4s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.email-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.1);
    transform: translateX(-50%) translateY(-2px);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}