:root {
    --color-red: #FF0000;
    --color-green: #007934;
    --color-yellow: #FFD100;
    --color-black: #000000;
    --color-primary: #1e3a8a;
    --color-accent: #FFD100;
}
.bg-red { background-color: var(--color-red); }
.bg-green { background-color: var(--color-green); }
.bg-yellow { background-color: var(--color-yellow); }
.bg-black { background-color: var(--color-black); }
.text-white { color: #ffffff; }
.text-accent { color: var(--color-accent); }
html { scroll-behavior: smooth; }

.fade-in { opacity: 0; transform: translateY(20px); transition: all 1s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

.watermark-oculta {
    position: absolute;
    bottom: 0;
    right: 0;
    color: rgba(255,255,255,0.05);
    font-size: 1rem;
    font-weight: bold;
    pointer-events: none;
    user-select: none;
}

.game-img {
    width: 100%;
    max-width: 250px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

nav ul { justify-content: center; flex: 1; display: flex; gap: 2rem; }