html, body {
    height: 100%;
    margin: 0;
}

body {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('/images/background-syclen.svg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.center-logo {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

    .center-logo img {
        max-width: 400px; /* ajuste */
        width: 90%;
        height: auto;
    }

.hero {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1;
    text-align: center;
    color: #fff;
    padding: 20px;
}

/* container dos botões */
.actions {
    display: flex;
    gap: 30px; /* espaço entre eles */
    margin-top: 20px;
    flex-wrap: wrap; /* quebra em mobile */
    justify-content: center;
}

.logo {
    max-width: 340px;
    width: 70%;
    margin-bottom: 20px;
}

.slogan {
    font-size: 1.3rem;
    margin-bottom: 10px;

}

.desc {
    font-size: 0.95rem;
    opacity: 0.8;
    max-width: 500px;
    margin-bottom: 20px;
}

.contact {
    font-size: 0.9rem;
    margin-bottom: 20px;
    color: #fff;
    text-decoration: none;
    opacity: 0.85;
}

    .contact:hover {
        opacity: 1;
        text-decoration: underline;
    }


.btn-area {
    background: rgba(255, 255, 255, 0.5); /* 70% visível */
    color: #000;
    backdrop-filter: blur(5px); /* opcional: efeito vidro */
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.9rem;
    min-width: 130px;
}


    .btn-area:hover {
        background: #e6e6e6;
    }

.footer {
    position: absolute;
    bottom: 20px;
    font-size: 0.8rem;
    opacity: 0.6;
}


.btn-area-container {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.cloud-stack {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
    opacity: 0.85;
}

    .cloud-stack img {
        height: 34px;
        filter: grayscale(100%) brightness(5);
        transition: all 0.25s ease;
    }

        .cloud-stack img:hover {               
            filter: grayscale(0%) brightness(1);
            transform: scale(1.1);
            opacity: 1;
        }


.diagram {
    margin-top:60px;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
    opacity: 0.85;
}

    .diagram img {
        height: 60px;
        filter: grayscale(100%) brightness(1);
        transition: all 0.25s ease;
    }

        .diagram img:hover {
            filter: grayscale(0%) brightness(1);
            transform: scale(1.5);
            opacity: 1;
        }