:root {
    --bg-color: #121212;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --accent-gray: #1e1e1e;
    --border-color: #ffffff;
    /* Light border for the button */
    --btn-bg: #121212;
    /* Dark button background */
    --btn-hover: #1e1e1e;
    --btn-text: #ffffff;
    /* Light text */
    --border-width: 2px;
    --border-radius: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
    position: relative;
}

/* Subtle background pattern */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--accent-gray) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
    z-index: -1;
}

.container {
    padding: 2rem;
    text-align: center;
    width: 100%;
    max-width: 600px;
}

.main-button {
    display: inline-block;
    padding: 1.25rem 2.5rem;
    font-size: 20px;
    font-weight: 600;
    text-decoration: none;
    color: var(--btn-text);
    background-color: var(--btn-bg);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    letter-spacing: 0.05em;
    text-transform: none;
    /* Changed from uppercase */
}

.main-button:hover {
    background-color: var(--btn-hover);
    transform: translateY(-4px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
}

.main-button:active {
    transform: translateY(-2px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

/* Responsive adjustment */
@media (max-width: 768px) {
    .main-button {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
}