:root {
    --primary-color: #2E4A3C; /* Verde militar escuro */
    --primary-gradient: linear-gradient(135deg, #2E4A3C 0%, #1a2a22 100%);
    --secondary-color: #4A7C59; /* Verde mais claro para acentos */
    --accent-color: #64B6AC; /* Tom azul esverdeado para destaques */
    --text-color: #333;
    --light-bg: #F5F5F5;
    --white: #FFFFFF;
    --dark-bg: #1E1E1E;
    --dark-gradient: linear-gradient(135deg, #2c2c2c 0%, #1E1E1E 100%);
    --header-bg: linear-gradient(145deg, #1a1c20 0%, #2c3e50 100%); /* Gradiente azul escuro elegante */
    --border-radius: 10px;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg);
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

.highlight {
    color: var(--accent-color);
    font-weight: 600;
}

/* Particles Background */
#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
}

/* Header Styles */
header {
    position: relative;
    color: var(--white);
    padding: 4rem 0;
    overflow: hidden;
    z-index: 1;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--header-bg);
    min-height: 250px;
    display: flex;
    align-items: center;
}

header:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0.3) 100%);
    z-index: 0;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    flex: 1;
    min-width: 100px;
    display: flex;
}

.logo-left {
    text-align: left;
    justify-content: flex-start;
}

.logo-right {
    text-align: right;
    justify-content: flex-end;
}

.logo-placeholder {
    background-color: var(--white);
    padding: 1rem;
    border-radius: var(--border-radius);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 150px;
    height: 80px;
    position: relative;
    z-index: 2;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.logo-placeholder:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.logo-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: center;
}

.title-container {
    flex: 2;
    text-align: center;
    position: relative;
    z-index: 2;
}

header h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    animation: titleGlow 3s infinite alternate;
}

header h2 {
    font-size: 1.6rem;
    font-weight: 500;
    opacity: 0.9;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

@keyframes titleGlow {
    0% {
        text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
    }
    100% {
        text-shadow: 0 0 15px rgba(255, 255, 255, 0.8), 0 0 30px rgba(100, 182, 172, 0.6);
    }
}

/* Main Content */
main {
    padding: 2rem 0;
    background-color: var(--light-bg);
    position: relative;
    z-index: 2;
}

section {
    margin-bottom: 4rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
}

section:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

section .container {
    padding: 2.5rem;
}

section h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 2rem;
    position: relative;
    padding-bottom: 0.8rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

section h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 50px;
}

/* Intro Section */
.intro {
    background-color: var(--white);
    text-align: center;
    padding: 1rem 0;
}

.intro p {
    font-size: 1.25rem;
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.8;
}

/* What is AI Section */
.what-is-ai {
    background: var(--primary-gradient);
    color: var(--white);
}

.what-is-ai h2 {
    color: var(--white);
}

.what-is-ai h2:after {
    background: linear-gradient(90deg, var(--white), rgba(255, 255, 255, 0.5));
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    background-color: rgba(255, 255, 255, 0.15);
}

.icon-container {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--white);
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--white);
    font-weight: 600;
    font-size: 1.4rem;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* Benefits Section */
.benefits {
    background: linear-gradient(to right, #f8f9fa, #e9ecef);
}

.benefits-list {
    list-style-type: none;
}

.benefits-list li {
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    font-size: 1.15rem;
    padding: 1rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.benefits-list li:hover {
    background-color: var(--white);
    transform: translateX(5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.benefits-list i {
    color: var(--primary-color);
    margin-right: 1rem;
    font-size: 1.4rem;
}

/* Pricing Section */
.pricing {
    background: linear-gradient(135deg, #f9f9f9, #f0f0f0);
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-subtitle {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-top: -1rem;
}

.table-responsive {
    margin-bottom: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.pricing-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
}

.pricing-table th, 
.pricing-table td {
    padding: 1.2rem 1rem;
    text-align: center;
    border: 1px solid #eee;
}

.pricing-table th {
    background: var(--primary-gradient);
    color: var(--white);
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

.pricing-table th:first-child,
.pricing-table td:first-child {
    text-align: left;
    font-weight: 500;
}

.pricing-table tr:nth-child(even) {
    background-color: rgba(46, 74, 60, 0.05);
}

.pricing-table .subtotal,
.pricing-table .total,
.pricing-table .setup {
    font-weight: bold;
}

.pricing-table .total {
    background-color: rgba(46, 74, 60, 0.1);
}

.pricing-table .setup {
    background-color: rgba(46, 74, 60, 0.15);
}

.discount {
    color: #e74c3c;
    font-weight: bold;
}

.price-highlight {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.1rem;
}

/* Pricing Summary Styles */
.pricing-summary {
    margin-top: 3rem;
}

.summary-card {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.summary-card h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--white);
}

.summary-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--white);
}

.summary-label {
    font-size: 1.1rem;
    font-weight: 500;
}

.summary-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-color);
}

.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    border: 2px solid var(--white);
}

.summary-total .summary-label {
    font-size: 1.3rem;
    font-weight: 600;
}

.summary-total .summary-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
}

.summary-card ul {
    list-style: none;
    padding: 0;
    text-align: left;
}

.summary-card ul li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
    color: rgba(255, 255, 255, 0.95);
    font-size: 1rem;
}

.summary-card ul li i {
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: 0.9rem;
}

.summary-card h4 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.summary-card p {
    margin-top: 1.5rem;
    opacity: 0.9;
    font-size: 0.95rem;
    line-height: 1.6;
}

.summary-includes {
    margin-top: 2rem;
    text-align: left;
}

/* Applications Section */
.applications {
    background: linear-gradient(to right, #ffffff, #f8f9fa);
}

.applications-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.application-card {
    background-color: var(--white);
    border: 1px solid #e0e0e0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.application-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--secondary-color);
}

.application-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
    font-size: 1.4rem;
}

.application-card p {
    color: var(--text-color);
    line-height: 1.6;
}

.application-icon {
    background: var(--primary-gradient);
    box-shadow: 0 5px 15px rgba(46, 74, 60, 0.3);
}

.application-icon i {
    color: var(--white);
}

/* Implementation Section */
.implementation {
    background: var(--primary-gradient);
    color: var(--white);
}

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

.implementation h2:after {
    background: linear-gradient(90deg, var(--white), rgba(255, 255, 255, 0.5));
}

.implementation-details {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.implementation-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: var(--transition);
    border-left: 4px solid var(--white);
}

.implementation-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    background-color: rgba(255, 255, 255, 0.15);
}

.implementation-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.implementation-item i {
    font-size: 1.8rem;
    color: var(--white);
}

.implementation-item p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Timeline Section */
.timeline-container {
    position: relative;
    padding: 2rem 0;
}

.timeline-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 15px;
    height: 100%;
    width: 4px;
    background: var(--primary-gradient);
    border-radius: 4px;
}

.timeline-item {
    position: relative;
    padding-left: 45px;
    margin-bottom: 2.5rem;
}

.timeline-dot {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--accent-color);
    position: absolute;
    left: 2px;
    top: 5px;
    transform: translateX(-50%);
    z-index: 1;
    border: 4px solid var(--white);
    box-shadow: 0 0 0 3px var(--secondary-color);
}

.timeline-content {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.timeline-content:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.timeline-content p {
    color: #555;
}

/* Footer */
footer {
    background: var(--dark-gradient);
    color: var(--white);
    padding: 3rem 0;
    position: relative;
    z-index: 1;
    text-align: center;
}

footer .container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
}

.company-info {
    text-align: center;
    max-width: 600px;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 1rem;
}

.company-info h3 {
    margin-bottom: 1rem;
    font-size: 1.8rem;
    font-weight: 600;
}

.company-info a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.company-info a:hover {
    color: var(--accent-color);
}

.company-info p {
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

.footer-note {
    font-style: italic;
    opacity: 0.8;
    font-size: 1rem;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.social-icons {
    display: flex;
    gap: 2.5rem;
    margin-top: 1.5rem;
    justify-content: center;
}

.social-icons a {
    color: var(--white);
    font-size: 1.8rem;
    transition: var(--transition);
}

.social-icons a:hover {
    color: var(--accent-color);
    transform: translateY(-5px);
}

/* Responsive Design */
@media (max-width: 992px) {
    header h1 {
        font-size: 2.2rem;
    }
    
    header h2 {
        font-size: 1.3rem;
    }
    
    .title-container {
        flex: 100%;
        order: -1;
        margin-bottom: 1.5rem;
    }
    
    .logo {
        flex: 1;
    }
    
    section h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .logo-container {
        flex-direction: column;
        padding: 0 1rem;
    }
    
    .logo {
        text-align: center;
        margin-bottom: 1rem;
        justify-content: center;
    }
    
    .logo-left, .logo-right {
        text-align: center;
        justify-content: center;
    }
    
    .timeline-container::before {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .timeline-item {
        padding-left: 0;
        padding-top: 50px;
    }
    
    .timeline-dot {
        left: 50%;
        top: 10px;
    }
    
    .pricing-table {
        min-width: unset;
        width: 100%;
    }
    
    .pricing-table th, 
    .pricing-table td {
        padding: 0.6rem 0.3rem;
        font-size: 0.85rem;
        word-break: break-word;
    }
    
    .table-responsive:after {
        display: none;
    }
    
    .pricing-table th:nth-child(n+2),
    .pricing-table td:nth-child(n+2) {
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    header h1 {
        font-size: 1.8rem;
    }
    
    header h2 {
        font-size: 1.1rem;
    }
    
    section h2 {
        font-size: 1.6rem;
    }
    
    .intro p {
        font-size: 1.05rem;
    }
    
    .pricing-table th, 
    .pricing-table td {
        padding: 0.5rem 0.25rem;
        font-size: 0.75rem;
    }
    
    .btn {
        padding: 0.9rem 1.5rem;
    }
    
    .price-highlight {
        font-size: 0.8rem;
    }
    
    .summary-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .summary-total {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .summary-card {
        padding: 1.5rem;
    }
}