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

body {
    font-family: Arial, sans-serif;
    color: #fff;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Estilos para o vídeo de abertura */
.video-opening-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: black;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    overflow: hidden; /* Evita que o conteúdo transborde */
}

.opening-video {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Ajusta o vídeo para cobrir a área sem distorção */
}

/* Regras de mídia para dispositivos móveis */
@media (max-width: 768px) {
    .opening-video {
        width: 100vw;
        height: 100vh;
        object-fit: contain; /* Mantém o vídeo visível sem cortes */
    }
}

@media (max-width: 480px) {
    .opening-video {
        width: 100vw;
        height: 100vh;
        object-fit: contain; /* Garante que o vídeo não ultrapasse os limites da tela */
    }
}


.skip-btn-container {
    position: absolute;
    top: 20px;
    right: 20px;
}

#skipButton {
    padding: 10px 20px;
    background-color: #fff;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    border-radius: 5px;
}

#skipButton:hover {
    background-color: #ccc;
}

/* Conteúdo principal da página - inativo no início */
#mainContent {
    display: none;
}

header {
    position: relative;
    height: 100vh;
    width: 100%;
}

/* Estilização para o container da logo */
.logo-container {
    background-image: url('img/background.webp'); /* Substitua pelo caminho da sua imagem de fundo */
    background-size: cover; /* Para cobrir todo o elemento */
    background-position: center; /* Centralizar a imagem */
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background-color: rgb(0, 0, 0);
}

/* Animação da logo */
.logo-header {
    width: 200px; /* Ajuste o tamanho da logo */
    animation: zoomInFade 3s ease-in-out infinite; /* Chama a animação */
    opacity: 0; /* Começa com opacidade zero */
}

/* Definindo a animação zoomInFade */
@keyframes zoomInFade {
    0% {
        transform: scale(0.5); /* Zoom inicial pequeno */
        opacity: 0; /* Invisível no início */
    }
    50% {
        transform: scale(1.1); /* Zoom intermediário */
        opacity: 1; /* Visível */
    }
    100% {
        transform: scale(1); /* Volta ao tamanho normal */
        opacity: 1; /* Visível */
    }
}


.logo-header {
    width: 200px;
    height: auto;
    margin-bottom: 20px;
}

.scroll-indicator {
    margin-top: 20px; /* Espaço entre a logo e a seta */
    display: flex;
    justify-content: center;
}

.arrow {
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 15px solid white; /* Cor da seta */
    animation: pulse 1.5s infinite; /* Animação de pulsar */
}

/* Animação de pulsar */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}


.video-container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.video-background {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.overlay h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #00ffff; /* Azul Neon */
    text-shadow: 0 0 10px #00ffff, 0 0 20px #00ffff;
}

.overlay p {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #ffd700; /* Dourado */
}

.about {
    padding: 100px 20px;
    background: linear-gradient(180deg, #000, #0a0a0a);
    display: flex;
    justify-content: center;
}

.about-container {
    max-width: 900px;
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    padding: 40px;
    border-radius: 15px;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

/* TÍTULO */
.about h2 {
    text-align: center;
    font-size: 2.8rem;
    color: #CFAF45;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

/* LINHA DECORATIVA */
.about-line {
    width: 80px;
    height: 3px;
    background: #CFAF45;
    margin: 0 auto 30px;
    border-radius: 5px;
}

/* TEXTO */
.about p {
    text-align: justify;
    font-size: 1.15rem;
    line-height: 1.9;
    color: #ccc;
    margin-bottom: 18px;
    text-indent: 30px;
}

/* DESTAQUE FINAL */
.about .highlight {
    text-align: center;
    font-size: 1.3rem;
    color: #fff;
    font-weight: bold;
    margin-top: 30px;
    text-indent: 0;
}

/* EFEITO DE ENTRADA */
.about-container {
    opacity: 0;
    transform: translateY(50px);
    animation: fadeUp 1s ease forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    background-color: #00dc51;
    color: #004a14;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 50px;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2); /* Sombra ao redor do botão */
    border: none;
    animation: pulse 1.5s infinite;
}

/* Animação de pulsar */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.7; /* Reduzindo a opacidade no meio da animação */
    }
}

/* Centralizar o botão na página */
.button-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 20vh; /* Ajusta a altura para ocupar toda a tela */
    background-color: black;
}

.whatsapp-btn:hover {
    background-color: #00b746; /* Cor mais escura ao passar o mouse */
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4); /* Sombra mais intensa ao passar o mouse */
}

.whatsapp-btn:active {
    background-color: #009e3b; /* Cor mais escura ao clicar */
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3); /* Sombra reduzida ao clicar */
}

.whatsapp-btn svg {
    margin-right: 10px;
    width: 24px;
    height: 24px;
}



.about {
    padding: 50px;
    background-color: rgba(0, 0, 0, 0.893);
    text-align: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #ffd700; /* Dourado */
}

.about p {
    font-size: 1.2rem;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.classes {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    padding: 50px;
    background-color: rgba(0, 0, 0, 0.8);
}

.class-card {
    width: 300px;
    margin: 20px;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px #00ffff; /* Sombra azul neon */
}

.class-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
}

.class-card h3 {
    font-size: 1.8rem;
    margin-top: 10px;
    color: #00ffff; /* Azul Neon */
}

.class-card p {
    font-size: 1rem;
    line-height: 1.4;
    margin-top: 10px;
}

.contact {
    padding: 50px;
    background-color: rgba(0, 0, 0, 0.9);
    text-align: center;
}

.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #ffd700; /* Dourado */
}

footer {
    padding: 20px;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.9);
    color: #ffd700; /* Dourado */
}

.videos, .portfolio, .books {
    padding: 50px 20px;
    text-align: center;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.video-grid iframe {
    width: 100%;
    height: 200px;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.portfolio-grid img {
    width: 100%;
    border-radius: 10px;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.book-card {
    background: #1B3A5B;
    color: #fff;
    padding: 20px;
    border-radius: 10px;
}

.book-card img {
    width: 100%;
    border-radius: 10px;
}

.book-card a {
    display: inline-block;
    margin-top: 10px;
    background: #CFAF45;
    color: #000;
    padding: 10px 15px;
    text-decoration: none;
    border-radius: 5px;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    padding: 15px 40px;
    z-index: 999;
}

.nav-logo {
    font-weight: bold;
    color: #CFAF45;
    font-size: 1.5rem;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 20px;
}

.nav-menu a {
    color: #fff;
    text-decoration: none;
    transition: 0.3s;
}

.nav-menu a:hover {
    color: #00ffff;
}

/* HERO TEXTO */
.hero-text {
    text-align: center;
    color: white;
    margin-top: 20px;
}

.hero-text h1 {
    font-size: 3rem;
    color: #CFAF45;
}

.hero-text p {
    font-size: 1.2rem;
    margin-top: 10px;
}

/* BOTÃO CTA */
.cta-btn {
    margin-top: 20px;
    padding: 14px 30px;
    border-radius: 50px;
    background: linear-gradient(135deg, #CFAF45, #ffd700);
    color: #000;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    transition: 0.3s;
}

.cta-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255,215,0,0.4);
}

/* SCROLL REVEAL */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* PARALLAX */
.parallax {
    background-image: url('img/background.webp');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}

/* PROVA SOCIAL */
.testimonials {
    padding: 80px 20px;
    background: #000;
    text-align: center;
}

.testimonials h2 {
    color: #CFAF45;
    margin-bottom: 40px;
}

.testimonial-card {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    border-radius: 10px;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(8px);
}