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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

.container-preto {
    width: 100%;
    background: black;
    padding: 100px 0;
}

.container-preto .content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

/* Responsividade do container-preto */
@media (max-width: 1200px) {
    .container-preto .content-wrapper {
        gap: 3rem;
        padding: 0 40px;
    }
}

@media (max-width: 992px) {
    .container-preto {
        padding: 80px 0;
    }

    .container-preto .content-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .text-content-preto {
        text-align: center;
        padding-right: 0;
        order: 2;
    }

    .image-content-preto {
        order: 1;
        max-width: 600px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .container-preto {
        padding: 60px 0;
    }

    .container-preto .content-wrapper {
        padding: 0 20px;
        gap: 2rem;
    }

    .text-content-preto h2 {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }

    .text-content-preto p {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .image-content-preto {
        max-width: 100%;
    }

    .btn-black-trans {
        width: 100%;
        max-width: 300px;
        text-align: center;
        margin: 0 auto;
        display: block;
    }
}

@media (max-width: 576px) {
    .container-preto {
        padding: 40px 0;
    }

    .container-preto .content-wrapper {
        padding: 0 15px;
        gap: 1.5rem;
    }

    .text-content-preto h2 {
        font-size: 1.5rem;
    }

    .text-content-preto .subtitle {
        font-size: 0.85rem;
    }

    .btn-black-trans {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
}

.text-content-preto {
    color: white;
    padding-right: 50px;
}

.text-content-preto h2 {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 2rem;
    font-weight: 700;
    line-height: 1.2;
}

.text-content-preto p {
    font-size: 0.95rem;
    color: #999;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.text-content-preto .subtitle {
    color: #57a93d;
    margin-bottom: 1rem;
}

.image-content-preto {
    position: relative;
}

.image-content-preto img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.btn-black-trans {
    display: inline-block;
    border: 2px solid white;
    padding: 15px 35px;
    text-decoration: none;
    color: white;
    font-weight: 600;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-black-trans:hover {
    background: white;
    color: black;
    transform: translateY(-2px);
}

/* 🔝 Header Styles */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: background 0.3s ease, backdrop-filter 0.3s ease;
}

.navbar {
    padding: 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-logo img {
    width: 120px;
    height: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    height: 100%;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 900;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #57a93d;
}

.nav-menu li {
    position: relative;
    list-style: none;
    list-style-type: none;
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-menu li a {
    font-weight: 900;
    color: #333;
    display: flex;
    align-items: center;
    height: 100%;
}

.li-btn {
    list-style-type: none;
}

.li-btn a {
    text-decoration: none;
    color: #333;
}

.btn-whatsapp-nav {
    background: #57a93d;
    color: white;
    width: 100%;
    text-align: center;
    height: 60px;
    padding: 12px 30px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.btn-whatsapp-nav i {
    font-size: 1.2rem;
}

.btn-whatsapp-nav a {
    color: white !important;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.btn-whatsapp-nav:hover {
    background: #346924ff;
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Dropdown */
ul.dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    border: 1px solid #ddd;
    min-width: 180px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    z-index: 999;
    border-radius: 16px;
}

ul.dropdown li a {
    color: black;
    border-radius: 16px;
    padding: 10px 16px;
    text-decoration: none;
    display: block;
    white-space: nowrap;
}

ul.dropdown li a:hover {
    background-color: #f5f5f5;
}

/* Mostrar o dropdown ao passar o mouse */
li:hover > ul.dropdown {
    display: block;
}

/* Ajustes para o menu dropdown em dispositivos móveis */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
        height: calc(100vh - 70px);
        overflow-y: auto;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
        justify-content: center;
        width: 100%;
    }

    .nav-menu li a {
        justify-content: center;
        width: 100%;
        padding: 0.5rem;
    }

    .nav-menu .li-btn {
        margin-top: 1.5rem;
        display: flex;
        justify-content: center;
    }

    .nav-menu .btn-whatsapp-nav {
        margin: 0 auto;
        width: 80%;
        max-width: 300px;
        justify-content: center;
    }

    .nav-menu .btn-whatsapp-nav a {
        color: white;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }

    .nav-toggle {
        display: flex;
    }

    ul.dropdown {
        position: static;
        display: none;
        width: 100%;
        background: #f5f5f5;
        box-shadow: none;
        border: none;
    }

    .nav-menu li:hover > ul.dropdown {
        display: none;
    }

    .nav-menu li.active > ul.dropdown {
        display: block;
    }

    ul.dropdown li a {
        padding: 10px;
        text-align: center;
    }
}

/* Ajustes do Toggle Menu */
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.btn-contact {
    background: linear-gradient(135deg, #8B5CF6, #A855F7);
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.btn-contact:hover {
    background: linear-gradient(135deg, #7C3AED, #9333EA);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

.btn-green {
    background: #57a93d;
    color: white;
    padding: 15px 35px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    text-decoration: none;
    display: inline-block;
}

.btn-green:hover {
    background: #3d792bff;
    transform: translateY(-2px);
}

.btn-black {
    background: #57a93d;
    color: white;
    padding: 15px 35px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    text-decoration: none;
    display: inline-block;
}

.btn-black:hover {
    background: #3d792bff;
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: #57a93d;
    color: white;
    padding: 18px 40px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.2rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-whatsapp:hover {
    background: #3d792bff;
    transform: translateY(-2px);
}

.link-arrow {
    color: #57a93d;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: color 0.3s ease;
    margin-bottom: 2rem;
    display: inline-block;
}

.link-arrow:hover {
    color: #3a702aff;
}

.subtitle {
    color: #57a93d;
    font-size: 1rem;
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-weight: 500;
}

/* 🤖 Banner Principal */
.hero {
    margin-top: 80px;
    background: url('assets/HEADER.png') center/cover;
    color: white;
    padding: 50px 0;
    min-height: 40vh;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero-content h1 {
    font-size:2.3rem;
    font-weight: 700;
    margin-bottom: 2rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
}

/* 🧠 Seção 2: Apresentação da Solução */
.presentation {
    padding: 80px 0;
    background: #f8f9fa;
}

.presentation-header {
    text-align: center;
    margin-bottom: 4rem;
}

.presentation-header h2 {
    font-size: 2.5rem;
    color: #000;
    margin-bottom: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
}

.presentation-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.text-content p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.presentation-content p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.description {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.benefits-list {
    list-style: none;
    margin-top: 2rem;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #666;
}

.benefits-list li .ai-icon-small {
    width: 25px;
    height: 25px;
    background: linear-gradient(135deg, #8B5CF6, #A855F7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.image-content {
    position: relative;
}

.image-content img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.image-content-preto {
    position: relative;
}

.image-content-preto img {
    width: 100%;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

/* 🔧 Seção 3: Treinamento e Personalização */
.training {
    padding: 80px 0;
    background: white;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.text-content h2 {
    font-size: 2.5rem;
    color: #000;
    margin-bottom: 2rem;
    font-weight: 700;
    line-height: 1.3;
}

/* 🚀 Seção 4: Potencial da IA */
.potential {
    padding: 80px 0;
    background: #f8f9fa;
}

/* 📣 Call to Action */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #1f2937, #374151);
    color: white;
    text-align: center;
}

.cta h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #fff; /* Mantendo branco pois está em fundo escuro */
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.cta p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: #E5E7EB; /* Mantendo mais claro pois está em fundo escuro */
}

/* 🦶 Footer */
.footer {
    background-color: #acde03;
    padding: 50px 0 20px;
    color: #333;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3, .footer-section h4 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
    color: #666;
}

.footer-section ul li i {
    color: #666;
    margin-right: 10px;
}

.footer-section ul li a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #57a93d;
}

.footer-section p {
    color: #666;
    line-height: 1.6;
    font-size: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #2a236e;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #90ee02;
    transform: translateY(-2px);
}

.footer-bottom {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #333;
    text-align: center;
}

.footer-bottom p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.footer-bottom .developer {
    color: #999;
    font-size: 0.8rem;
}

.footer-logo {
    width: 200px;
    height: auto;
    margin-bottom: 1rem;
}

.footer-section {
    margin-bottom: 2rem;
}

.footer-section:first-child {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-section:first-child p {
    color: #999;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Ajuste responsivo para a logo */
@media (max-width: 768px) {
    .footer-logo {
        width: 150px;
        margin: 0 auto 1rem;
    }

    .footer-section:first-child {
        align-items: center;
        text-align: center;
    }
}

/* AI Enhanced Elements */
.ai-glow {
    position: relative;
}

.ai-glow::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(139, 92, 246, 0.1), rgba(168, 85, 247, 0.1));
    border-radius: inherit;
    z-index: -1;
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.floating-elements::before,
.floating-elements::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1), transparent);
    animation: float 6s ease-in-out infinite;
}

.floating-elements::before {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-elements::after {
    bottom: 20%;
    right: 10%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .presentation-content,
    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .text-content h2,
    .presentation-header h2 {
        font-size: 2rem;
    }

    .cta h2 {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .container-preto .content-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .text-content-preto {
        padding-right: 0;
        text-align: center;
    }

    .image-content-preto {
        order: -1;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .text-content h2,
    .presentation-header h2 {
        font-size: 1.8rem;
    }

    .cta h2 {
        font-size: 1.8rem;
    }
}

/* Breakpoints Globais */
@media (max-width: 1200px) {
    .container, .nav-container {
        padding: 0 40px;
    }
}

@media (max-width: 992px) {
    h2 {
        font-size: 2rem !important;
    }

    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .image-content, .image-content-preto {
        order: -1;
    }

    .text-content, .text-content-preto {
        text-align: center;
        padding-right: 0;
    }

    .btn-green, .btn-black-trans {
        display: inline-block;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    /* Header Mobile */
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
        height: calc(100vh - 80px);
        overflow-y: auto;
        z-index: 1000;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1.5rem 0;
    }

    .nav-toggle {
        display: flex;
    }

    /* Dropdown Mobile */
    .dropdown {
        position: static;
        width: 100%;
        background: #f5f5f5;
        display: none;
        box-shadow: none;
    }

    .nav-menu li.active .dropdown {
        display: block;
    }

    /* Hero Section */
    .hero-content h1 {
        font-size: 2rem;
        padding: 0 20px;
    }

    /* Sections Padding */
    .presentation, .training, .potential, .cta {
        padding: 60px 0;
    }

    /* Container Preto */
    .container-preto {
        padding: 60px 20px;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-section {
        margin-bottom: 2rem;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 576px) {
    /* Ajustes para telas muito pequenas */
    .container, .nav-container {
        padding: 0 20px;
    }

    h2 {
        font-size: 1.75rem !important;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    .text-content p, .text-content-preto p {
        font-size: 0.9rem;
    }

    /* Botões */
    .btn-green, .btn-black-trans, .btn-whatsapp {
        padding: 12px 25px;
        font-size: 0.9rem;
        width: 100%;
        text-align: center;
    }

    /* Logo */
    .nav-logo img {
        width: 100px;
    }

    /* Footer */
    .footer {
        padding: 40px 0 20px;
    }

    .footer-section h3 {
        font-size: 1.25rem;
    }
}

/* Ajustes para telas grandes */
@media (min-width: 1400px) {
    .container, .nav-container, .container-preto .content-wrapper {
        max-width: 1320px;
    }
}

/* Ajustes de altura para telas muito altas */
@media (min-height: 800px) {
    .hero {
        min-height: 60vh;
    }
}

/* Ajustes para orientação paisagem em dispositivos móveis */
@media (max-height: 500px) and (orientation: landscape) {
    .nav-menu {
        height: calc(100vh - 60px);
        overflow-y: scroll;
    }

    .hero {
        min-height: auto;
        padding: 80px 0;
    }
}