/* Reset Básico e Padrões Globais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9; 
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
    padding: 0 20px;
}

/* Header */
header {
    background: #000000; 
    color: #fff; 
    padding: 0.1rem 0; 
    border-bottom: 1px solid #222; 
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2); 
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* Removido height: 30px; para permitir altura dinâmica */
}

header .logo {
    height: 50px; 
    transition: transform 0.3s ease;
    z-index: 1001; 
	margin-top: 10px;
}
header .logo:hover {
    transform: scale(1.05); 
}

/* Botão Hamburger (.nav-toggle) */
.nav-toggle {
    display: none; /* Escondido por padrão em telas grandes */
    background: transparent;
    border: none;
    color: #fff; 
    font-size: 1.8rem; 
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001; 
}
.nav-toggle:hover {
    color: #f97316; 
}

/* Navegação Principal (.main-nav) - Estilos Desktop */
.main-nav ul {
    list-style: none;
    display: flex; 
    margin: 0;
    padding: 0;
}

.main-nav ul li {
    margin-left: 20px;
}

.main-nav ul li a { /* Renomeado de .nav-link para ser mais geral, mas pode manter .nav-link se usado no HTML */
    text-decoration: none;
    color: #f0f0f0; 
    font-weight: 600; 
    padding: 5px 10px;
    transition: color 0.3s ease;
}

.main-nav ul li a:hover,
.main-nav ul li a.active {
    color: #f97316; 
}

/* Hero Section */
#hero {
    background: #0f0f0f; 
    color: #fff;
    padding: 80px 0 60px 0; 
    text-align: center;
    min-height: 70vh; 
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative; 
}
.hero-content { 
    max-width: 900px; 
    width: 90%;
}

.hero-brand-name { 
    font-size: 4.5rem; 
    font-weight: 800; 
    color: #f97316; 
    margin-bottom: 10px;
    line-height: 1.1;
    letter-spacing: 1px; 
}

#hero h1 {
    font-size: 2.6rem; 
    margin-bottom: 20px; 
    color: #fff; 
    font-weight: 700; 
}

#hero p {
    font-size: 1.25rem; 
    margin-bottom: 35px; 
    line-height: 1.7;
}

.btn {
    display: inline-block;
    background: #f97316; 
    color: #fff;
    padding: 14px 32px; 
    text-decoration: none;
    border-radius: 8px; 
    font-weight: bold;
    font-size: 1.05rem; 
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn:hover {
    background: #e06714; 
    transform: translateY(-2px); 
}

/* Seções Genéricas */
section {
    padding: 60px 0; 
}

section:nth-of-type(odd) { 
    background-color: #fff; 
}
section:nth-of-type(even) { 
     background-color: #f9f9f9; 
}
/* Overrides para fundos específicos, garantindo consistência */
#portfolio { padding-top: 0; padding-bottom: 30px }
#hero { background: #0f0f0f; } 
#sobre { background-color: #fff; }
#servicos { background-color: #f9f9f9; } 
#cta-contato { background: #f97316; color: #fff;} 
#contato { background-color: #fff; } 


section h2 {
    text-align: center;
    margin-bottom: 25px; 
    font-size: 2.3rem; 
    color: #333; 
}
section .section-subtitle {
    text-align: center;
    margin-bottom: 45px; 
    font-size: 1.15rem; 
    color: #555;
    max-width: 700px; 
    margin-left: auto;
    margin-right: auto;
}

/* Sobre a Ruptix Section */
#sobre .container { 
    display: flex;
    flex-direction: column;
    align-items: center; 
}
#sobre .sobre-texto {
    max-width: 800px; 
    width: 100%;
    margin-bottom: 35px; 
}
#sobre .sobre-texto p {
    margin-bottom: 18px; 
    text-align: left; 
    font-size: 1.05rem; 
    line-height: 1.7;
}
#sobre .missao-visao-valores {
    max-width: 800px; 
    width: 100%;
    background-color: #f0f0f0; 
    padding: 30px; 
    border-radius: 8px;
    border-left: 5px solid #f97316;
}
#sobre .missao-visao-valores h3 {
    color: #f97316;
    margin-bottom: 20px; 
    font-size: 1.6rem; 
}
#sobre .missao-visao-valores ul {
    list-style: none;
    padding-left: 0;
}
#sobre .missao-visao-valores ul li {
    margin-bottom: 12px; 
    font-size: 1.05rem; 
}
#sobre .missao-visao-valores ul li strong {
    color: #333;
}

/* Serviços Section */
#servicos .diferenciais-header,
#servicos .areas-atuacao-header {
    text-align: center;
    margin-bottom: 35px; 
}
#servicos .diferenciais-header h3,
#servicos .areas-atuacao-header h3 {
    font-size: 1.9rem; 
    color: #444;
    display: inline-block;
    padding-bottom: 8px; 
    border-bottom: 3px solid #f97316; 
}

.service-items {
    display: flex;
    justify-content: space-around; 
    flex-wrap: wrap;
    gap: 25px; 
    margin-bottom: 40px;
}

.service-item { 
    background: #fff;
    padding: 30px 25px; 
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    text-align: center;
    flex-basis: calc(33.333% - 28px); 
    margin-bottom: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex; 
    flex-direction: column; 
    justify-content: flex-start; 
}
.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}

.service-item .service-icon { 
    font-size: 3rem; 
    color: #f97316; 
    margin-bottom: 20px;
}
.service-item h4 { 
    margin-bottom: 12px; 
    color: #333; 
    font-size: 1.3rem; 
    line-height: 1.4;
}
.service-item p {
    font-size: 0.95rem;
    flex-grow: 1; 
    line-height: 1.6;
}

.area-atuacao-item {
    padding: 25px 20px; 
    justify-content: center; 
}
.area-atuacao-item .service-icon-small {
    font-size: 2.2rem; 
    color: #f97316;
    margin-bottom: 15px;
}
.area-atuacao-item h5 { 
    color: #333;
    font-size: 1.15rem; 
    line-height: 1.5; 
    flex-grow: 1; 
    margin: 0; 
}

/* CTA Contato Section */
#cta-contato .cta-container { 
    text-align: center;
}
#cta-contato h2 {
    font-size: 2.3rem; 
    margin-bottom: 15px; 
    color: #fff; 
}
#cta-contato p {
    margin-bottom: 30px; 
    font-size: 1.2rem; 
    line-height: 1.7;
}
#cta-contato .btn {
    background: #fff;
    color: #f97316; 
    border: 2px solid #f97316; 
    padding: 15px 35px; 
    font-size: 1.1rem; 
}
#cta-contato .btn:hover {
    background: #f0f0f0; 
    color: #e06714;
}

/* Contato Section */
#contato form {
    max-width: 700px;
    margin: 20px auto 0 auto; 
    display: flex;
    flex-direction: column;
    gap: 18px; 
}
#contato input[type="text"],
#contato input[type="email"],
#contato input[type="tel"],
#contato textarea {
    width: 100%;
    padding: 16px; 
    border: 1px solid #ddd; 
    border-radius: 6px;
    background-color: #fdfdfd; 
    color: #333;
    font-family: inherit;
    font-size: 1rem;
}
#contato input[type="text"]:focus,
#contato input[type="email"]:focus,
#contato input[type="tel"]:focus,
#contato textarea:focus {
    outline: none;
    border-color: #f97316; 
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.25); 
}
#contato textarea {
    resize: vertical; 
    min-height: 130px; 
}
#contato button[type="submit"] { 
    padding: 16px; 
    font-size: 1.15rem; 
}

/* Footer */
footer {
    background: #0f0f0f; 
    color: #ccc; 
    text-align: center;
    padding: 35px 0; 
    font-size: 0.9rem;
}
footer p {
    margin-bottom: 10px; 
}
footer .social-icons {
    margin-bottom: 18px; 
}
footer .social-icons a {
    color: #f97316; 
    margin: 0 12px; 
    font-size: 2rem; 
    transition: color 0.3s ease, transform 0.3s ease;
}
footer .social-icons a:hover {
    color: #fff; 
    transform: scale(1.1); 
}

/* Modal de feedback */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0; top: 0;
  width: 100%; height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.6);
}
.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-content {
  background-color: #fff;
  padding: 30px;
  border-radius: 8px;
  width: 90%;
  max-width: 500px;
  color: #333;
  text-align: center;
  position: relative;
}
.modal-content .close {
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 24px;
  font-weight: bold;
  cursor: pointer;
}

/* Loader no botão */
.loader {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid #fff;
  border-top: 2px solid transparent;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsividade - Media Query para Mobile */
@media (max-width: 768px) {
    header .container {
        /* Não precisa mais de flex-direction: column aqui para o container do header,
           o .nav-toggle e o .main-nav cuidarão do layout */
        position: relative; /* Para o posicionamento absoluto do menu mobile */
    }

    header .logo {
        height: 35px; /* Logo um pouco menor no mobile */
    }

    .nav-toggle {
        display: block; /* Mostra o botão hamburger no mobile */
    }

    .main-nav {
        display: none; /* Esconde a navegação por padrão no mobile */
        position: absolute;
        top: 100%; /* Posiciona abaixo do header (altura total do header) */
        left: 0;
        right: 0;
        background-color: #0a0a0a; /* Fundo escuro para o menu dropdown */
        box-shadow: 0 4px 8px rgba(0,0,0,0.3);
        border-top: 1px solid #222; /* Separador visual */
        z-index: 1000; /* Para ficar acima do conteúdo da página, mas abaixo do header se o logo precisar */
    }

    .main-nav.nav-active { /* Classe ".nav-active" é adicionada via JavaScript */
        display: block; /* Mostra a navegação quando ativa */
    }

    .main-nav ul {
        flex-direction: column; /* Itens do menu em coluna */
        width: 100%;
    }

    .main-nav ul li {
        margin: 0;
        text-align: center;
        border-bottom: 1px solid #282828; /* Divisor sutil entre os itens */
    }
    .main-nav ul li:last-child {
        border-bottom: none;
    }

    .main-nav ul li a { /* Links no menu mobile */
        display: block;
        padding: 1rem; /* Bom padding para toque */
        color: #fff; 
    }
    .main-nav ul li a:hover,
    .main-nav ul li a.active { /* Estado ativo/hover no menu mobile */
        background-color: #f97316; 
        color: #fff;
    }

    /* Ajuste o padding do Hero para mobile.
       O header (fechado) agora é mais curto no mobile.
       Este padding-top deve ser suficiente para que o conteúdo do #hero
       comece abaixo do header visível (logo + ícone hamburger).
    */
    #hero {
        padding-top: 80px; /* Reduzido significativamente. Ajuste conforme necessário. */
        min-height: auto; 
    }

    .hero-brand-name {
        font-size: 3rem;
    }
    #hero h1 {
        font-size: 1.8rem; 
    }
    #hero p {
        font-size: 1rem;
    }

    /* Outros ajustes responsivos que já estavam bons */
    .service-items {
        flex-direction: column;
        align-items: center;
    }
    .service-item {
        flex-basis: 90%; 
        max-width: 400px; 
    }

    section h2 {
        font-size: 1.8rem;
    }
    #servicos .diferenciais-header h3,
    #servicos .areas-atuacao-header h3 {
        font-size: 1.5rem;
    }
    .service-item .service-icon {
        font-size: 2.5rem;
    }
    .area-atuacao-item .service-icon-small {
        font-size: 1.8rem;
    }
    .service-item h4 {
        font-size: 1.15rem;
    }
    .area-atuacao-item h5 {
        font-size: 1.05rem;
    }

    #cta-contato h2 { font-size: 1.8rem; }
    #cta-contato p { font-size: 1rem; }

    #contato form {
        padding: 0 15px; 
    }
}

@media (max-width: 480px) { 
    .hero-brand-name {
        font-size: 2.5rem;
    }
    #hero h1 {
        font-size: 1.6rem;
    }
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    section h2 {
        font-size: 1.6rem;
    }
     #servicos .diferenciais-header h3,
    #servicos .areas-atuacao-header h3 {
        font-size: 1.3rem;
    }
    /* Ajuste fino no padding do hero para telas bem pequenas se o header ainda causar problemas */
    #hero {
        padding-top: 70px; 
    }
}
/* === Portfólio === */
#portfolio .portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
#portfolio .portfolio-card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 4px 14px rgba(0,0,0,.08);display:flex;flex-direction:column;}
#portfolio .portfolio-media{overflow:hidden;}
#portfolio .portfolio-media img{width:100%;height:220px;object-fit:cover;display:block;transition:transform .4s ease;}
#portfolio .portfolio-card:hover .portfolio-media img{transform:scale(1.03);}
#portfolio .portfolio-body{padding:18px 16px 20px;}
#portfolio .portfolio-body h3{font-size:1.2rem;margin-bottom:8px;color:#333;}
#portfolio .portfolio-body p{font-size:.98rem;line-height:1.6;color:#444;margin-bottom:10px;}
#portfolio .portfolio-tags{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 0;padding:0;}
#portfolio .portfolio-tags li{font-size:.8rem;background:#f4f4f4;border:1px solid #eee;padding:4px 10px;border-radius:20px;}
@media (max-width:992px){#portfolio .portfolio-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){#portfolio .portfolio-grid{grid-template-columns:1fr;}#portfolio .portfolio-media img{height:200px;}}