/* Reset & Variáveis */
:root {
    --primary-color: #0a192f;
    /* Fundo Azul Escuro */
    --secondary-color: #112240;
    /* Azul um pouco mais claro para cartões */
    --accent-color: #64ffda;
    /* Ciano/Verde Água para destaques */
    --text-primary: #ccd6f6;
    /* Cinza claro para texto principal */
    --text-secondary: #8892b0;
    /* Cinza escuro para texto secundário */
    --white: #ffffff;
    --transition: all 0.3s ease;
    --font-main: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--primary-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Utilitários */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.text-center {
    text-align: center;
}

.highlight {
    color: var(--accent-color);
}

.section-tag {
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 10px;
    display: block;
}

.section-title {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 20px;
    font-weight: 700;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
}

.btn-primary {
    background-color: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.btn-primary:hover {
    background-color: rgba(100, 255, 218, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(100, 255, 218, 0.3);
    /* Glow no botão */
}

.btn-outline {
    border: 1px solid var(--text-secondary);
    color: var(--text-primary);
    /* margin-left: 15px; Removido para usar gap no flex container */
}

.btn-outline:hover {
    border-color: var(--white);
    color: var(--white);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
    background-color: var(--accent-color);
    color: var(--primary-color);
    border: none;
    margin-top: 20px;
}

.btn-block:hover {
    opacity: 0.9;
    background-color: var(--accent-color);
    color: var(--primary-color);
}

/* Header */
.header {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    max-height: 50px;
    width: auto;
}

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

.logo .dot {
    color: var(--accent-color);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-list a {
    font-size: 0.95rem;
    color: var(--text-primary);
}

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

.btn-nav {
    border: 1px solid var(--accent-color);
    color: var(--accent-color) !important;
    padding: 8px 16px;
    border-radius: 4px;
}

.btn-nav:hover {
    background-color: rgba(100, 255, 218, 0.1);
}

.mobile-menu-icon {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--white);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    /* Header height */
}

.hero-content {
    max-width: 800px;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
    color: var(--white);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 20%, rgba(23, 42, 69, 0.5) 0%, rgba(10, 25, 47, 0) 70%);
    z-index: 1;
    pointer-events: none;
}

/* About Section */
.about {
    background-color: var(--primary-color);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-secondary);
}

.about-text strong {
    color: var(--accent-color);
}

.about-text h2 {
    color: var(--white);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.stat-card {
    background-color: var(--secondary-color);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    /* Sombra mais escura */
    border: 1px solid rgba(100, 255, 218, 0.1);
}

.stat-card i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.stat-card h3 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.stat-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Services Section */
.services {
    background-color: var(--secondary-color);
}

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

.service-card {
    background-color: var(--primary-color);
    padding: 30px;
    border-radius: 8px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 0 20px rgba(100, 255, 218, 0.1);
    /* Glow suave nos serviços */
}

.icon-box {
    width: 60px;
    height: 60px;
    background-color: rgba(100, 255, 218, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 20px;
}

.icon-box i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.service-card h3 {
    color: var(--white);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Tech Section */
.tech {
    background-color: var(--primary-color);
    padding: 60px 0;
}

.tech-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.tech-item {
    background-color: var(--secondary-color);
    padding: 15px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    height: 80px;
    min-width: 140px;
    /* Largura mínima */
    overflow: hidden;
    position: relative;
    cursor: default;
}

.tech-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 15px rgba(100, 255, 218, 0.2);
    transform: translateY(-3px);
}

/* Estilos para Imagens, Ícones Font Awesome e SVGs Inline */
.tech-item i,
.tech-item svg,
.tech-item img {
    font-size: 3rem;
    /* Tamanho base grande */
    color: rgba(255, 255, 255, 0.6);
    /* Cor base (negativo suave) */
    transition: var(--transition);
    max-height: 50px;
    width: auto;
    max-width: 90%;
    fill: currentColor;
    /* Para SVGs usarem a cor do texto */
}

/* Filtro removido para evitar quadrados brancos em imagens com fundo */
/* Filtro inteligente para unificar logos como brancos e remover fundos brancos */
/* Estilo unificado para logos (Imagens) - Tom WordPress */
.tech-item img {
    filter: grayscale(100%) brightness(200%) invert(0);
    /* Brilho alto + Grayscale = Branco. Invert não é necessário se usarmos brilho */
    /* OU: grayscale(100%) invert(100%) para pretos virarem brancos */

    /* Melhor combo para unificar: */
    filter: grayscale(100%) invert(1);
    mix-blend-mode: lighten;
    opacity: 0.6;
    /* Tom suave igual WP */

    max-height: 50px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

/* Regras específicas removidas pois o filtro global resolve */

/* Hover Efeitos */
.tech-item:hover i,
.tech-item:hover svg,
.tech-item:hover img {
    color: var(--white);
    /* Branco total no hover */
    filter: drop-shadow(0 0 5px var(--accent-color));
    /* Glow */
    transform: scale(1.05);
    opacity: 1;
}

.tech-item:hover img {
    /* filter: brightness(0) invert(1) drop-shadow(0 0 5px var(--accent-color)); */
    filter: drop-shadow(0 0 5px var(--accent-color));
}

.tech-item:hover img[src*="chatgpt"],
.tech-item:hover img[src*="gemini"],
.tech-item:hover img[src*="antigravity"] {
    filter: invert(1) drop-shadow(0 0 5px var(--accent-color));
}

.tech-item svg text {
    font-family: 'Inter', sans-serif;
    font-weight: 800;
}

/* Contact Section */
.contact {
    background-color: var(--secondary-color);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.contact-info .section-title {
    font-size: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-top: 30px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-top: 5px;
}

.info-item h4 {
    color: var(--white);
    margin-bottom: 5px;
}

.info-item p {
    color: var(--text-secondary);
}

.info-item a {
    color: var(--text-secondary);
    transition: var(--transition);
    text-decoration: none;
}

.info-item a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(100, 255, 218, 0.3);
}

.contact-form-box {
    background-color: var(--primary-color);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form label {
    display: block;
    color: var(--white);
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
}

.form input,
.form select {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--secondary-color);
    border: 1px solid #233554;
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form input:focus,
.form select:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Footer */
.footer {
    background-color: #020c1b;
    /* Darkest Navy */
    padding: 50px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 40px;
}

.footer-logo p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 10px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    color: var(--text-primary);
    font-size: 1.2rem;
}

.footer-social a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 900px) {
    .hero-title {
        font-size: 2.8rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header .nav-list {
        display: none;
        /* simple hide for prototype, ideally JS toggle */
    }

    .mobile-menu-icon {
        display: block;
    }

    .header .nav.active .nav-list {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        right: 0;
        background-color: var(--secondary-color);
        width: 100%;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* Correção Botões Mobile */
    .hero-buttons {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 15px !important;
        width: 100% !important;
        margin-top: 20px;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 100%;
        /* Ocupar largura total disponível */
        display: block;
        text-align: center;
        margin: 0 !important;
        /* Remove qualquer margem antiga */
    }
}