body {
    background-color: #0b0b0f;
    color: #f4f4f5;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.card {
    background: linear-gradient(145deg, #18181c, #121215);
    border: 1px solid #27272a;
    border-radius: 16px;
    padding: 40px 30px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

h1 {
    font-size: 32px;
    font-weight: 800;
    margin: 0 0 10px 0;
    background: linear-gradient(to right, #10b981, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

p {
    color: #a1a1aa;
    font-size: 14px;
    margin: 0 0 30px 0;
    line-height: 1.4;
}

.btn {
    display: block;
    width: 100%;
    padding: 16px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    box-sizing: border-box;
    text-decoration: none;
    margin-bottom: 12px;
    border: none;
}

.btn-copy {
    background-color: #10b981;
    color: #042f2e;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-copy:hover {
    background-color: #34d399;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-drag {
    background-color: #2563eb;
    color: #ffffff;
    margin-bottom: 0;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-drag:hover {
    background-color: #3b82f6;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn:active {
    transform: translateY(0);
}

.drag-info {
    font-size: 11px;
    color: #71717a;
    margin-top: 8px;
}

.github-social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #a1a1aa;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid transparent;
    margin-top: 24px;
}

.github-social-btn:hover {
    color: #ffffff;
    background-color: #1c1c1f;
    border-color: #27272a;
    transform: translateY(-1px);
}

.github-icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}