* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-light);
    color: var(--text-main);
    overflow-x: hidden;
    padding-top: 90px; /* Exatamente a mesma altura do seu header */
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 5%;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

/* Utilitários de Destaque */
.bold { font-weight: 700; }
.black { font-weight: 900; }
.italic { font-style: italic; }
.blue { color: var(--brand-blue); }

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--brand-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(0, 102, 255, 0.3);
    z-index: 9999;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0; /* Começa invisível */
    transform: scale(0.5);
}

.whatsapp-float.show {
    opacity: 1;
    transform: scale(1);
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-5px);
    background-color: #0055DD;
}

.whatsapp-img-icon {
    /* Reduzimos de 32px para 26px para um visual mais discreto */
    width: 30px; 
    height: 30px;
    object-fit: contain;
    /* Mantemos o filtro para garantir o branco puro */
    filter: brightness(0) invert(1); 
    /* Adicionamos uma transição suave para o hover */
    transition: all 0.3s ease;
}

/* Tooltip (balãozinho de texto) */
.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    background-color: var(--brand-dark);
    color: white;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}