/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Container wrapper para centralizar tudo */
.banner-slider {
    position: relative;
    width: 100%;
    height: 80vh;
    background: #000;
    overflow: hidden;
}

/* Versão tela cheia */
.banner-slider.fullwidth {
    width: 100vw;
    height: 80vh;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
}

/* Slides */
.slide {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.5s;
    display: none;
}

.slide.active {
    opacity: 1;
    display: block;
}

/* Imagens */
.slide-image {
    width: 100%;
    height: 100%;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
}

/* Controles */
.slider-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 10px;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
}

.slider-dot.active {
    background: white;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    cursor: pointer;
    z-index: 10;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-prev {
    left: 20px;
}

.slider-next {
    right: 20px;
}

/* Mobile */
@media (max-width: 768px) {
    .banner-slider,
    .banner-slider.fullwidth {
        height: 50vh;
    }
}