:root {
    --bg-color: #0d0d0d;
    --card-bg: #1a1a1a;
    --gold: #FFD700;
    --gold-dim: #B8860B;
    --text-color: #e0e0e0;
    --text-muted: #a0a0a0;
    --border-color: #333;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 600px;
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    text-align: center;
    animation: fadeIn 0.8s ease-out;
}

h1 {
    color: var(--gold);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

p {
    margin-bottom: 1.2rem;
}

.instructions {
    text-align: left;
    background: rgba(255, 215, 0, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--gold);
    margin: 2rem 0;
}

.btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--gold), var(--gold-dim));
    color: #000;
    text-decoration: none;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 700;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    margin-top: 1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
    filter: brightness(1.1);
}

.footer {
    margin-top: 2rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer a {
    color: var(--gold);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}