:root {
    --cor-fundo-principal: #0a0a0a;
    --cor-destaque: #75E4FF;
    --cor-secundaria: #1a3c54;
    --cor-texto: #ffffff;
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, var(--cor-fundo-principal), var(--cor-secundaria));
    color: var(--cor-texto);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    overflow: hidden;
    cursor: url('https://cdn.jsdelivr.net/gh/ixartz/animated-cursor@main/public/arrow.cur'), auto;
}

.container {
    text-align: center;
    background: rgba(10, 10, 10, 0.9);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(117, 228, 255, 0.2);
    width: 350px;
    position: relative;
    animation: fadeIn 1s ease-in-out;
    z-index: 1;
}

.container::before {
    content: '';
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--cor-secundaria), var(--cor-fundo-principal));
    border-radius: 50%;
    z-index: -1;
    animation: bounce 2s infinite;
}

input {
    padding: 12px;
    font-size: 18px;
    margin-bottom: 20px;
    width: 90%;
    border-radius: 30px;
    border: 2px solid var(--cor-destaque);
    background-color: var(--cor-fundo-principal);
    color: var(--cor-texto);
    outline: none;
    transition: all 0.3s ease;
}

input:focus {
    border-color: var(--cor-destaque);
    box-shadow: 0 0 10px rgba(117, 228, 255, 0.5);
}

button {
    padding: 12px 20px;
    font-size: 18px;
    background: linear-gradient(135deg, var(--cor-secundaria), var(--cor-fundo-principal));
    color: var(--cor-texto);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover {
    background: linear-gradient(135deg, var(--cor-fundo-principal), var(--cor-secundaria));
    transform: scale(1.05);
    box-shadow: 0 0 15px var(--cor-destaque);
}

p {
    font-size: 20px;
    font-weight: bold;
    margin-top: 20px;
    color: var(--cor-texto);
    transition: all 0.3s ease;
}

.correct {
    color: #4CAF50;
    text-shadow: 0 0 10px #4CAF50;
}

.wrong-low {
    color: #ff4500;
    text-shadow: 0 0 10px #ff4500;
}

.wrong-high {
    color: #ffd700;
    text-shadow: 0 0 10px #ffd700;
}

.visit-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 18px;
    color: var(--cor-texto);
    font-weight: bold;
    background-color: rgba(10, 10, 10, 0.6);
    padding: 10px;
    border-radius: 15px;
}

.visit-counter p {
    margin: 0;
}

#neon-grid {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: linear-gradient(135deg, #0a0a1a, #1a1a3a);
  z-index: -1;
  display: block;
}

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translate(-50%, 0);
    }
    50% {
        transform: translate(-50%, -20px);
    }
}

/* Responsivo para telas menores */
@media (max-width: 400px) {
    .container {
        width: 90%;
        padding: 20px;
    }

    input, button {
        font-size: 16px;
    }
}