/* ==========================================================================
   PADRÕES GLOBAIS E BOTÕES 3D (COMPONENTES)
   ========================================================================== */

.blue-text { color: #007FFF !important; }

/* --- BOTÃO 3D AZUL QUADRADO (CLEAN) --- */
.btn-jn-3d-clean {
    display: inline-block;
    background: #0056b3;
    border-radius: 8px;
    padding: 0;
    border: none;
    text-decoration: none;
}
.btn-jn-3d-clean .btn-3d-inner {
    display: block;
    padding: 12px 35px;
    border-radius: 8px;
    background: #007FFF;
    color: white;
    font-weight: 700;
    transform: translateY(-4px);
    transition: all 0.1s ease;
}
.btn-jn-3d-clean:hover .btn-3d-inner { 
    background: #3399FF; 
    transform: translateY(-4px); /* Trava a altura */
}
.btn-jn-3d-clean:active .btn-3d-inner { transform: translateY(-1px); }

/* --- BOTÃO 3D PRETO -> OURO (LOGIN / ACADEMY) --- */
.btn-jn-3d-black {
    display: inline-block;
    background: #000; 
    border-radius: 5px;
    padding: 0;
    border: none;
    text-decoration: none;
}
.btn-jn-3d-black .btn-3d-inner {
    display: block;
    padding: 10px 25px;
    border-radius: 5px;
    background: #1a1a1a; 
    color: white;
    font-weight: 700;
    transform: translateY(-4px);
    transition: all 0.2s ease;
    border: 1px solid #333;
}
.btn-jn-3d-black:hover .btn-3d-inner {
    background: #FFD700; 
    color: #000;
    border-color: #DAA520;
    transform: translateY(-4px);
}
.btn-jn-3d-black:active .btn-3d-inner { transform: translateY(-1px); }

/* --- BOTÃO 3D MINI (USADO NA STORE) --- */
.btn-jn-3d-mini {
    display: inline-block;
    background: #111;
    border-radius: 5px;
    padding: 0;
    border: none;
    text-decoration: none;
}
.btn-3d-inner-sm {
    display: block;
    padding: 8px 20px;
    border-radius: 5px;
    background: #222;
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    transform: translateY(-3px);
    transition: transform 0.1s;
}
.btn-jn-3d-mini:hover .btn-3d-inner-sm { 
    background: #333;
    transform: translateY(-3px); 
}
.btn-jn-3d-mini:active .btn-3d-inner-sm { transform: translateY(-1px); }


/* ==========================================================================
   1. HERO SECTION (BANNER PRINCIPAL)
   ========================================================================== */
.hero {
  padding: 0 !important;
  margin: 0 !important;
  overflow-x: hidden;
}

.hero .carousel {
  width: 100%;
  min-height: 100vh;
  padding: 80px 0;
  margin: 0;
  position: relative;
}

.hero .carousel-item {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  z-index: 1;
  transition-duration: 0.4s;
}

.hero .carousel-item::before {
  content: "";
  background-color: rgba(0, 0, 0, 0.7);
  position: absolute;
  inset: 0;
}

.hero .info {
  position: absolute;
  inset: 0;
  z-index: 2;
}

@media (max-width: 768px) {
  .hero .info {
    padding: 0 50px;
  }
}

.hero .info h2 {
  color: #fff;
  margin-bottom: 30px;
  padding-bottom: 30px;
  font-size: 56px;
  font-weight: 700;
  position: relative;
}

.hero .info h2:after {
  content: "";
  position: absolute;
  display: block;
  width: 80px;
  height: 4px;
  background: var(--color-primary);
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}

@media (max-width: 768px) {
  .hero .info h2 {
    font-size: 36px;
  }
}

.hero .info p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 18px;
}

.hero .info .btn-get-started {
  font-family: var(--font-primary);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 1px;
  display: inline-block;
  padding: 12px 40px;
  border-radius: 50px;
  transition: 0.5s;
  margin: 10px;
  color: #fff;
  border: 2px solid var(--color-primary);
}

.hero .info .btn-get-started:hover {
  background: var(--color-primary);
}

.hero .carousel-control-prev {
  justify-content: start;
}

@media (min-width: 640px) {
  .hero .carousel-control-prev {
    padding-left: 15px;
  }
}

.hero .carousel-control-next {
  justify-content: end;
}

@media (min-width: 640px) {
  .hero .carousel-control-next {
    padding-right: 15px;
  }
}

.hero .carousel-control-next-icon,
.hero .carousel-control-prev-icon {
  background: none;
  font-size: 26px;
  line-height: 0;
  background: rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.6);
  border-radius: 50px;
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero .carousel-control-prev,
.hero .carousel-control-next {
  z-index: 3;
  transition: 0.3s;
}

.hero .carousel-control-prev:focus,
.hero .carousel-control-next:focus {
  opacity: 0.5;
}

.hero .carousel-control-prev:hover,
.hero .carousel-control-next:hover {
  opacity: 0.9;
}


/* ==========================================================================
   2. SHOWROOM JNSOFT FUTURISTA
   ========================================================================== */

#jn-showroom { 
    padding: 80px 0; 
    background-color: #ffffff; 
}

/* --- 2.1 CARDS DE CONTEÚDO (WEB & SISTEMAS) --- */
.content-box {
    padding: 40px;
    border: 1px solid #f2f2f2;
    border-top: 4px solid #eee; /* Borda neutra inicial */
    background: #fff;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

/* Efeito Hover: Apenas Luz e Cor, mantendo o card estático */
.content-box:hover { 
    border-top-color: #007FFF;
    border-right-color: rgba(0, 127, 255, 0.3);
    /* Glow Neon Azul sutil JNSOFT */
    box-shadow: 0 0 25px rgba(0, 127, 255, 0.15), inset 0 0 10px rgba(0, 127, 255, 0.05);
}

/* Badge com estilo de Terminal/Console */
.badge-jn {
    display: inline-block;
    padding: 5px 15px;
    background: #111;
    color: #007FFF;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 15px;
    letter-spacing: 1px;
    border: 1px solid #333;
}

/* --- 2.2 LISTA TÉCNICA DE DIFERENCIAIS --- */
.jn-list { 
    list-style: none; 
    padding: 0; 
    margin: 25px 0; 
}

.jn-list li { 
    margin-bottom: 18px; 
    font-size: 0.95rem; 
    color: #444; 
    display: flex; 
    align-items: flex-start;
    line-height: 1.5; 
}

.jn-list i { 
    color: #007FFF; 
    margin-right: 15px; 
    min-width: 20px;
    font-size: 1.2rem; 
    padding-top: 2px;
    filter: drop-shadow(0 0 2px rgba(0, 127, 255, 0.3));
}

/* Botão de Ação da Seção (Preto que vira Azul) */
.btn-jn-main {
    margin-top: auto;
    display: block;
    padding: 15px;
    background: #111;
    color: #fff;
    text-align: center;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    transition: 0.3s;
}

.btn-jn-main:hover { 
    background: #007FFF; 
    color: #fff;
    box-shadow: 0 5px 15px rgba(0, 127, 255, 0.4);
}

/* --- 2.3 QUADRANTE DE ENGENHARIAS (CARDS INFERIORES) --- */
.eng-item {
    text-align: center;
    padding: 40px 25px;
    background: #ffffff;
    border: 1px solid #eee;
    height: 100%;
    transition: 0.4s ease;
    display: flex;
    flex-direction: column;
}

.eng-item:hover { 
    border-color: #007FFF;
    box-shadow: 0 0 15px rgba(0, 127, 255, 0.1);
}

.eng-item i { 
    font-size: 2.2rem; 
    color: #007FFF; 
    margin-bottom: 20px; 
    transition: 0.3s; 
}

.eng-item:hover i { 
    text-shadow: 0 0 10px rgba(0, 127, 255, 0.5); 
}

.btn-eng-link {
    margin-top: auto;
    font-size: 0.75rem;
    font-weight: 700;
    color: #007FFF;
    text-transform: uppercase;
    text-decoration: none;
    padding-top: 10px;
    transition: 0.3s;
}

.btn-eng-link:hover { 
    letter-spacing: 1px; 
    color: #111; 
}

/* Responsividade Básica Showroom */
@media (max-width: 768px) {
    .content-box { padding: 30px 20px; }
    .jn-list li { font-size: 0.9rem; }
}


/* ==========================================================================
   3. JN STORE (INTRO & GRID DE APLICATIVOS)
   ========================================================================== */

/* --- 3.1 STORE INTRO (BANNER & CARROSSEL) --- */
#jn-store-intro { 
    padding: 80px 0; 
    background-color: #ffffff; 
}

/* Ajuste de altura do Slider para manter o padrão da ROW */
.store-slide-content {
    height: 300px; /* Altura fixa para alinhar com o bloco de texto ao lado */
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end; /* Conteúdo na parte de baixo do slide */
    border-radius: 15px;
}

.slide-overlay {
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    padding: 30px;
    border-bottom-left-radius: 15px;
    border-bottom-right-radius: 15px;
}

/* --- 3.2 GRID DE APPS (GOOGLE PLAY STYLE) --- */
#jn-app-grid { 
    padding-bottom: 80px; 
}

.play-card {
    background: #fff;
    border-radius: 15px;
    padding: 20px;
    border: 1px solid #f0f0f0;
    transition: all 0.2s ease-in-out;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Efeito de fundo ao passar o mouse, padrão Android Store */
.play-card:hover { 
    background: #f8f9fa; 
    border-color: #ddd;
}

.play-body { 
    display: flex; 
    gap: 18px; 
    align-items: flex-start; 
    margin-bottom: 20px; 
}

.play-icon {
    width: 68px;
    height: 68px;
    border-radius: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    object-fit: cover;
}

.play-content h5 { 
    font-size: 1.1rem; 
    font-weight: 700; 
    margin: 0; 
    color: #202124; 
}

.play-vendor {
    font-weight: 600;
    color: #007FFF;
}

.play-desc { 
    font-size: 0.88rem; 
    color: #5f6368; 
    line-height: 1.4; 
    margin-top: 8px;
}

/* Footer dos Cards com botões de ação */
.play-footer { 
    margin-top: auto; 
    display: flex; 
    gap: 10px; 
}

.btn-play-details {
    flex: 1;
    border: 1px solid #dadce0;
    background: #fff;
    color: #007FFF;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    transition: 0.2s;
}

.btn-play-details:hover { 
    background: #e8f0fe; 
    border-color: #007FFF; 
}

.btn-play-zap {
    background: #25D366;
    color: #fff;
    width: 45px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    transition: background 0.2s;
}

.btn-play-zap:hover { 
    background: #128C7E; 
}

/* Responsividade para o Slider */
@media (max-width: 991px) {
    .store-slide-content {
        height: 320px; /* Reduz altura em telas menores */
    }
}


/* ==========================================================================
   4. ENGINEERING HUB (CARDS & EFEITO FLIP)
   ========================================================================== */
#engineering-hub {
    overflow: hidden;
}

/* --- 4.1 O CARDs --- */
.eng-card {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 20px;
    border: 1px solid #e0efff;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    box-shadow: 0 10px 30px rgba(0, 127, 255, 0.05);
    height: 100%;
    text-align: center; /* Centraliza os textos e o bloco do ícone */
}

.eng-card:hover {
    border-color: #007FFF;
    box-shadow: 0 15px 35px rgba(0, 127, 255, 0.1);
}

/* --- 4.2 O ÍCONE (CENTRALIZAÇÃO REAL E FLIP) --- */
.eng-icon-box {
    width: 75px;
    height: 75px;
    background: #f0f8ff;
    color: #007FFF;
    border-radius: 18px;
    
    /* Centralização no Card (Importante) */
    margin: 0 auto 25px auto; 
    
    /* Centralização do Ícone dentro do Box */
    display: flex;
    align-items: center;
    justify-content: center;
    
    font-size: 2.2rem;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    perspective: 1000px; 
}

/* Força o ícone a não ter margens extras que quebrem o centro */
.eng-icon-box i {
    margin: 0;
    padding: 0;
    line-height: 1;
}

/* Movimento Flip (Giro 3D) */
.eng-card:hover .eng-icon-box {
    background: #007FFF;
    color: #ffffff;
    transform: rotateY(360deg);
}

/* --- 4.3 TEXTOS --- */
.eng-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.eng-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #666;
    margin-bottom: 0;
}

/* --- 4.4 BANNER CTA --- */
.cta-eng-banner {
    background: linear-gradient(45deg, #003366, #00509d);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsividade */
@media (max-width: 991px) {
    .cta-eng-banner {
        flex-direction: column; /* Empilha o conteúdo (texto em cima, botão embaixo) */
        text-align: center;      /* Centraliza o texto no mobile */
        align-items: center !important;
    }

    .cta-eng-banner .text-white {
        margin-right: 0 !important; /* Remove a margem lateral que empurra o texto */
        margin-bottom: 1.5rem;      /* Dá espaço entre o texto e o botão */
    }

    .cta-eng-banner .btn-jn-3d-clean {
        width: 100%;                /* Opcional: faz o botão ocupar a largura total no mobile */
        max-width: 300px;           /* Limita a largura para não ficar exagerado */
    }
}


/* ==========================================================================
   5. ACADEMY (PLATAFORMA DE ENSINO)
   ========================================================================== */
#jn-academy {
    padding: 90px 0;
    background-color: #ffffff;
}

/* --- 5.1 CARD DE CURSO V4 --- */
.ead-card-v4 {
    background: #fff;
    border: 1px solid #eef0f2;
    border-radius: 10px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: 0.3s;
    position: relative;
    overflow: hidden;
}

.ead-card-v4:hover { 
    border-color: #007FFF; 
    box-shadow: 0 10px 25px rgba(0, 127, 255, 0.08); 
}

/* Container da Imagem */
.ead-img { 
    position: relative; 
    height: 160px; 
    overflow: hidden; 
}

.ead-img img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}

/* Selos */
.badge-float-free {
    position: absolute;
    top: 10px; 
    left: 10px;
    background: #16a34a;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 4px;
    z-index: 2;
}

.cert-check {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(255,255,255,0.9);
    color: #007FFF;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
}

/* Corpo do Card */
.ead-body-v4 { 
    padding: 20px; 
    flex-grow: 1; 
}

.ead-body-v4 h5 { 
    font-size: 1.1rem; 
    font-weight: 700; 
    color: #111; 
    margin-bottom: 10px; 
}

.ead-specs-bar {
    background: #f8f9fa;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    font-weight: 700;
    color: #555;
    border-top: 1px solid #f0f0f0;
}

/* --- 5.2 RODAPÉ E BOTÃO 3D COM PULSO --- */
.ead-footer-v4 { 
    padding: 15px 20px; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    border-top: 1px solid #f0f0f0;
    background: #fff;
}

.price-val { color: #111; font-weight: 800; font-size: 1.1rem; }
.price-free-anim { color: #16a34a; font-weight: 800; animation: pulse-g 2s infinite; }

/* Botão Matricular 3D (Sistema de Pressão) */
.btn-matricular-v4 {
    display: inline-block;
    position: relative;
    background: #0056b3; /* Sombra/Base do botão */
    border-radius: 6px;
    padding: 0;
    border: none;
    cursor: pointer;
    text-decoration: none;
    /* Animação de Pulso no Botão Inteiro */
    animation: pulse-3d-btn 2s infinite;
}

.btn-matricular-v4 .btn-3d-top {
    display: block;
    padding: 8px 18px;
    border-radius: 6px;
    background: #007FFF;
    color: white;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    transform: translateY(-4px); /* Elevação inicial */
    transition: all 0.1s ease;
}

/* Hover: Brilho sem pular */
.btn-matricular-v4:hover .btn-3d-top { 
    background: #3399FF; 
}

/* Active: Efeito de clique real (afunda) */
.btn-matricular-v4:active .btn-3d-top { 
    transform: translateY(-1px); 
}

/* --- 5.3 ANIMAÇÕES --- */
@keyframes pulse-g { 
    0%, 100% { opacity: 1; } 
    50% { opacity: 0.6; } 
}

@keyframes pulse-3d-btn {
    0% { box-shadow: 0 0 0 0 rgba(0, 127, 255, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 127, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 127, 255, 0); }
}


/* ==========================================================================
   6. ENGINEERING SOFTWARE (SISTEMAS E ARQUITETURA)
   ========================================================================== */
.engineering-software {
    background-color: #ffffff;
    padding: 100px 0;
    position: relative;
}

/* --- 6.1 FRAME DE IMAGEM COM GLOW --- */
.img-frame {
    position: relative;
    border: 1px solid #f0f0f0;
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.5s ease;
}

.img-frame:hover {
    box-shadow: 0 20px 40px rgba(0, 127, 255, 0.1);
    border-color: rgba(0, 127, 255, 0.3);
}

/* --- 6.2 ITENS DE TECNOLOGIA (LISTA DIREITA) --- */
.service-item-tech {
    padding: 25px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid #f2f2f2;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    /* Necessário para o efeito 3D do ícone filho */
    perspective: 1000px; 
}

.service-item-tech:hover {
    background: #fafafa;
    border-color: #007FFF;
    transform: translateX(10px);
    box-shadow: -5px 5px 20px rgba(0, 127, 255, 0.05);
}

/* --- 6.3 O ÍCONE COM EFEITO FLIP 3D --- */
.tech-icon {
    min-width: 60px;
    height: 60px;
    background: rgba(0, 127, 255, 0.05);
    border: 1px solid rgba(0, 127, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 1.8rem;
    color: #007FFF;
    
    /* Configuração do Flip */
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), 
                background 0.3s, 
                color 0.3s;
    transform-style: preserve-3d;
}

/* Gatilho do Flip no Hover do Card */
.service-item-tech:hover .tech-icon {
    background: #007FFF;
    color: #fff;
    /* Gira no eixo Y (Efeito Moeda/Porta) */
    transform: rotateY(180deg); 
}

/* Mantém o ícone interno (a imagem/font-awesome) legível durante o giro */
.service-item-tech:hover .tech-icon i {
    /* Opcional: Se quiser que o ícone NÃO fique espelhado no final do giro, 
       descomente a linha abaixo: */
    /* transform: rotateY(180deg); */
}

/* --- 6.4 TEXTOS --- */
.service-item-tech h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: #111;
    margin: 0;
}

.service-item-tech p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #666;
    margin-top: 5px;
}

/* Responsividade */
@media (max-width: 991px) {
    .service-item-tech:hover {
        transform: none;
    }
}


/* ==========================================================================
   7. ENGENHARIA CARACTERÍSTICAS (ESTILO APPLE/MODERNO)
   ========================================================================== */
#engenharia-caracteristicas {
    background-color: #ffffff;
    padding: 80px 0;
}

/* --- 7.1 CABEÇALHO DA SEÇÃO (EXCLUSIVO) --- */
#engenharia-caracteristicas .jn-pre-title {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    color: #007FFF;
    letter-spacing: 2px;
    margin-bottom: 15px;
    background: rgba(0, 127, 255, 0.08);
    padding: 6px 18px;
    border-radius: 50px;
}

#engenharia-caracteristicas .jn-main-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #1a1a1a;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

#engenharia-caracteristicas .blue-highlight {
    color: #007FFF;
}

#engenharia-caracteristicas .jn-section-desc {
    font-size: 1.1rem;
    color: #555;
    line-height: 1.7;
    margin: 0 auto;
}

#engenharia-caracteristicas .jn-section-desc strong {
    color: #111;
    font-weight: 700;
}

/* --- 7.2 CONTAINER DAS TABS --- */
.vertical-tabs-wrapper {
    border-bottom: 1px solid #e5e5e5;
    margin-bottom: 50px;
}

.nav-tabs.jn-tabs-gold {
    border: none;
    display: flex;
    justify-content: center;
    gap: 40px;
    background: transparent;
}

/* --- 7.3 O LINK (ESTILO MINIMALISTA) --- */
.jn-tab-link {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px 0;
    color: #86868b;
    text-decoration: none !important;
    transition: all 0.3s ease;
    border: none !important;
    background: transparent !important;
    cursor: pointer;
}

.jn-tab-link i {
    font-size: 1.5rem;
    margin-bottom: 8px;
    transition: 0.3s;
}

.jn-tab-link span {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: -0.01em;
}

.jn-tab-link.active {
    color: #1d1d1f !important;
}

.jn-tab-link.active i {
    color: #D4AF37;
}

.jn-tab-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #D4AF37;
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.jn-tab-link.active::after {
    transform: scaleX(1);
}

/* --- 7.4 CONTEÚDO, COLUNAS E TEXTOS (VITRINE) --- */
.jn-tab-content-row {
    padding-top: 40px;
    display: flex;
    align-items: flex-start !important; 
    animation: fadeIn 0.5s ease-in-out;
}

.jn-tech-img {
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.jn-text-col {
    padding-left: 40px; 
}

.jn-tab-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: #111;
    margin-top: 0;
    margin-bottom: 15px;
}

.jn-tab-italic {
    font-size: 1.05rem;
    font-style: italic;
    color: #666;
    margin-bottom: 25px;
    display: block;
}

.jn-feature-list {
    list-style: none !important; 
    padding: 0 !important;
    margin: 0 !important;
}

.jn-feature-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 18px;
    font-size: 0.95rem;
    line-height: 1.5;
    color: #444;
}

.jn-feature-list li i {
    color: #007FFF; 
    font-size: 1.3rem; 
    margin-right: 15px; 
    margin-top: 2px; 
    flex-shrink: 0; 
}

.jn-feature-list li div {
    flex: 1;
}

/* --- 7.5 RESPONSIVIDADE --- */
@media (max-width: 991px) {
    .jn-text-col {
        padding-left: 15px; 
        margin-top: 30px; 
    }
}

@media (max-width: 768px) {
    /* Responsividade do Cabeçalho Exclusivo */
    #engenharia-caracteristicas .jn-main-title { font-size: 1.8rem; margin-bottom: 15px; }
    #engenharia-caracteristicas .jn-section-desc { font-size: 1rem; padding: 0 10px; }
    #engenharia-caracteristicas .jn-pre-title { font-size: 0.75rem; }

    /* Responsividade das Abas */
    .nav-tabs.jn-tabs-gold {
        justify-content: space-between;
        gap: 10px;
        padding: 0 10px;
    }
    .jn-tab-link { flex: 1; min-width: 60px; }
    .jn-tab-link span { font-size: 0.7rem; text-align: center; }
    .jn-tab-content-row { flex-direction: column; }
    .jn-img-col { margin-bottom: 10px; width: 100%; }
}

@media (max-width: 400px) {
    .jn-tab-link span { display: none; }
    .jn-tab-link { padding: 20px 0; }
    .jn-tab-link i { font-size: 1.6rem; margin: 0; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}