body {
    margin: 0;
    padding: 0;
    font-family: Arial;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
}

/* VÍDEO DE FUNDO */
#bg-video {
    position: fixed;
    top: 50%;
    left: 50%;
    min-width: 100vw;
    min-height: 100vh;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: -1;
    pointer-events: none;
}

/* CAIXA DE LOGIN */
.login-box {
    background: rgba(255,255,255,0.08);
    padding: 40px;
    border-radius: 12px;
    backdrop-filter: blur(12px);
    width: 320px;
    text-align: center;
    color: white;
    border: 1px solid rgba(255,255,255,0.2);
    z-index: 2;
    
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px; /* espaçamento organizado entre elementos */
}

.logo {
    width: 300px;
    margin-top: -10px; /* espaço entre o erro e o logo */
    filter: drop-shadow(0 0 10px rgba(0,255,255,0.6));
}

/* TEXTO */
h2 {
    margin-bottom: 5px;
}

/* INPUTS E BOTÃO */
input {
    width: 90%;
    padding: 12px;
    border-radius: 6px;
    border: none;
    outline: none;
}

button {
    width: 100%;
    padding: 12px;
    background: #00ffe7;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
}

button:hover {
    opacity: 0.85;
}

#erro {
    color: #ff7070;
    font-size: 14px;
    min-height: 18px; /* mantém altura mesmo sem erro */
}