/* =========================================
   CONFIGURAÇÕES GERAIS E VARIÁVEIS
   ========================================= */
:root {
    --bg-dark: #050a18;
    --bg-light: #f8fafc;
    --accent-blue: #3b82f6;
    --accent-yellow: #f59e0b;
    --accent-green: #22c55e;
    --text-white: #ffffff;
    --text-gray: #94a3b8;
    --text-dark: #0f172a;
    --text-muted: #64748b;
    --border-rgba: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-dark); /* Fundo geral escuro */
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

/* =========================================
   HEADER & NAVEGAÇÃO
   ========================================= */
header {
    padding: 20px 0;
    background: var(--bg-dark);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -1px;
    color: var(--text-white);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 25px;
}

.nav-links a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent-blue);
}

.btn-whatsapp-top {
    background: #1e3a8a;
    padding: 10px 22px;
    border-radius: 50px;
    color: white;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
}

/* =========================================
   SEÇÃO HERO (TOPO ESCURO)
   ========================================= */
.hero-main {
    padding: 80px 0;
    background: radial-gradient(circle at 70% 30%, #112240 0%, #050a18 100%);
}

.grid-hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 25px;
}

.description {
    color: var(--text-gray);
    font-size: 1.15rem;
    margin-bottom: 35px;
}

.features {
    list-style: none;
    margin-bottom: 40px;
}

.features li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}

.check {
    color: var(--accent-blue);
    margin-right: 12px;
    font-weight: bold;
}

.actions {
    display: flex;
    gap: 15px;
}

.btn-amazon {
    background: var(--accent-yellow);
    color: black;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
}

.btn-whatsapp {
    background: var(--accent-green);
    color: white;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
}
/* Ajuste de escala interna do Model Viewer */
#capa-3d, #modelo-ar {
    --poster-color: transparent;
    min-height: 560px;
     max-width: 100%;
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    
    padding: 20px; /* Adiciona um respiro interno */
}


/* Container da dica de interação */
.interaction-prompt {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.6); /* Fundo escuro semi-transparente */
    color: white;
    padding: 10px 20px;
    border-radius: 50px;
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: none; /* Garante que o clique passe para o modelo 3D */
    animation: fadeOut 4s forwards; /* A dica desaparece após 4 segundos */
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.icon-hand {
    font-size: 1.5rem;
    animation: handMove 2s infinite ease-in-out;
}

.interaction-prompt p {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 5px 0;
}

.drag-arrows {
    font-size: 1.2rem;
    color: var(--accent-blue);
}

/* Animação da Mãozinha simulando arrastar */
@keyframes handMove {
    0%, 100% { transform: translateX(-10px); }
    50% { transform: translateX(10px); }
}

/* Animação para sumir suavemente após o usuário notar */
@keyframes fadeOut {
    0% { opacity: 1; }
    80% { opacity: 1; }
    100% { opacity: 0; visibility: hidden; }
}

/* =========================================
   SEÇÃO AR + MAKING OF (FUNDO BRANCO)
   ========================================= */
.ar-section {
    background: #ffffff !important;
    color: var(--text-dark) !important;
    padding: 80px 0;
}

.grid-ar-making-of {
    display: flex;
    align-items: stretch;
    gap: 30px;
}

.making-of-card {
    flex: 1;
    background: #ffffff;
    padding: 30px;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
}

.making-of-card h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
}

.tech-subtitle {
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 15px;
}

.blender-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 15px 0;
}

.tech-list {
    list-style: none;
}

.tech-list li {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.ar-visual-content {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.ar-text h2 {
    color: var(--text-dark);
    font-size: 2.2rem;
}

.highlight-blue {
    color: #1e40af;
    font-weight: 600;
    font-size: 1.4rem;
}

.instruction {
    color: var(--text-muted);
    font-style: italic;
}

.phone-container {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0f172a; /* Destaque escuro para o celular */
    border-radius: 25px;
    padding: 30px;
    margin-top: 20px;
    min-height: 480px;
}

.phone-frame {
    width: 100%;
    max-width: 260px;
    height: 100%;
    position: relative;
    border: 8px solid #334155;
    border-radius: 40px;
    overflow: hidden;
}

#modelo-ar {
    width: 100%;
    height: 100%;
}

.ar-button-trigger {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-blue);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 700;
    z-index: 10;
}

.qr-code-wrapper {
    text-align: center;
    margin-top: 20px;
}

.qr-code-img {
    width: 150px;
    height: 150px;
    margin-top: 10px;
}

.qr-text {
    font-size: 0.9rem;
    color: #1e3a8a;
    font-weight: 700;
}

/* Overlay Estilo Imagem 2 */
.ar-instruction-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.overlay-content img {
    width: 80%;
    max-width: 300px;
    border-radius: 20px;
    margin-bottom: 20px;
    border: 2px solid var(--accent-blue);
}

.overlay-content p {
    color: white;
    font-weight: 800;
    margin-bottom: 20px;
}

.btn-start-ar {
    background: var(--accent-blue);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 700;
}

/* ===== Language Switch ===== */
.lang-switch {
    display: flex;
    gap: 6px;
    margin-left: 20px;
}

.lang-btn {
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    color: #ffffffcc;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.25s ease;
    backdrop-filter: blur(6px);
}

/* Hover */
.lang-btn:hover {
    color: white;
    border-color: #3b82f6;
    background: rgba(59,130,246,0.15);
}

/* Ativo */
.lang-btn.active {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
    box-shadow: 0 0 10px rgba(59,130,246,0.4);
}
.lang-switch {
    background: rgba(255,255,255,0.05);
    padding: 4px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.1);
}
/* Esconde o QR Code no celular para não poluir */
@media (max-width: 768px) {
    .qr-code-wrapper { display: none; }
}

/* =========================================
   SEÇÕES CLARAS (ENTREGO / COMO FUNCIONA)
   ========================================= */
.deliverables, .how-it-works {
    background-color: #ffffff !important;
    color: var(--text-dark) !important;
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--text-dark) !important;
    margin-bottom: 60px;
    font-weight: 800;
}

.grid-deliverables {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid #e2e8f0;
}

.card h3 { color: var(--text-dark); }
.card p { color: var(--text-muted); }

.steps-container {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: #f1f5f9;
    color: var(--text-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    border: 1px solid #e2e8f0;
}

.step h4 { color: var(--text-dark); }
.step p { color: var(--text-muted); }

/* =========================================
   FOOTER (RODAPÉ)
   ========================================= */
.footer-legal {
    background-color: var(--bg-dark);
    padding: 60px 0;
    border-top: 1px solid var(--border-rgba);
    text-align: center;
    color: var(--text-white);
}

.footer-legal p {
    color: var(--text-gray);
    font-size: 0.85rem;
    max-width: 700px;
    margin: 0 auto 20px;
}

.footer-credits {
    color: var(--text-gray);
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
}

/* =========================================
   RESPONSIVIDADE
   ========================================= */
@media (max-width: 991px) {
    .grid-ar-making-of, .steps-container {
        flex-direction: column;
    }
    
    .grid-hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
}