.main-header {
    position: sticky;
    top: 0;
    width: 100%;
    background-color: rgba(226, 192, 78, 0.1); /* Transparência aumentada (0.7) */
    padding: 1rem 2rem;
    box-sizing: border-box;
    z-index: 1000;
    backdrop-filter: blur(15px); /* Blur mais intenso */
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
    transition: background-color 0.3s ease; /* Suaviza a transição */
}

/* Efeito ao scroll ou hover */
.main-header.scrolled {
    background-color: rgba(226, 192, 78, 0.5);
}

.main-header:hover {
    background-color: rgba(226, 192, 78, 0.8);
}

/* Conteúdo do header */
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

/* Título */
.main-header h1 {
    color: rgb(244, 247, 196);
    font-size: 1.8rem;
    margin: 0;
    user-select: none;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.5px;
}

/* Navegação */
.main-nav ul {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav a {
    color: rgb(212, 214, 183);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.main-nav a:hover {
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 4px 15px rgba(226, 192, 78, 0.3);
    transform: translateY(-2px);
}

/* Efeito de brilho na borda inferior */
.main-header::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
              transparent, 
              rgba(255, 255, 255, 0.5), 
              transparent);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}