:root {
    --azul-profundo: #0A192F;
    --ciano-tech: #00B4D8;
    --branco-neve: #F8F9FA;
    --cinza-espacial: #2D3748;
    --gradiente-tech: linear-gradient(135deg, var(--azul-profundo) 0%, var(--cinza-espacial) 100%);
    --gradiente-header: linear-gradient(135deg, var(--azul-profundo) 0%, #122240 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, sans-serif;
}

.header {
    background: var(--gradiente-header);
    backdrop-filter: blur(15px);
    padding: 1rem 2rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 180, 216, 0.1);
    transition: all 0.3s ease;
}

.header.scrolled {
    padding: 0.8rem 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.logo {
    color: var(--branco-neve);
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px 0;
}

.logo-img {
    height: 60px;
    width: auto;
    border-radius: 4px;
    transition: transform 0.3s ease;
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-link {
    color: var(--branco-neve);
    text-decoration: none;
    font-weight: 600;
    position: relative;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--ciano-tech);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--ciano-tech);
}

.mobile-menu {
    display: none;
    background: none;
    border: none;
    color: var(--branco-neve);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

body {
    background: var(--gradiente-tech);
    color: var(--branco-neve);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Hero Section - CTA Principal */
.hero {
    min-height: 100vh;
    padding-top: 120px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-text p {
    font-size: 1.4rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-button {
    background: var(--ciano-tech);
    color: var(--azul-profundo);
    padding: 1.2rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    transition: transform 0.3s, box-shadow 0.3s;
    display: inline-block;
    text-align: center;
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 180, 216, 0.5);
}

.hero-visual {
    position: relative;
    perspective: 1000px;
}

.face-scan {
    width: 100%;
    height: 500px;
    background: url('../Assets/reconhomem.jpg') center/cover;
    border-radius: 30px;
    transform: rotateY(20deg);
    box-shadow: 0 20px 40px rgba(255, 255, 255, 0.3);
    border: 2px solid var(--ciano-tech);
}

/* Seção de Benefícios */
.benefits {
    padding: 6rem 2rem;
    background: rgba(10, 25, 47, 0.7);
}

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

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

.benefits-header h2 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    color: var(--ciano-tech);
}

.benefits-header p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.benefit-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefit-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.benefit-icon {
    font-size: 3.5rem;
    color: var(--ciano-tech);
    margin-bottom: 1.5rem;
}

.benefit-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1.2rem;
}

.benefit-card ul {
    text-align: left;
    margin-top: 1.5rem;
}

.benefit-card li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.benefit-card li:before {
    content: "•";
    color: var(--ciano-tech);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.content-section {
    padding: 8rem 2rem;
    scroll-margin-top: 100px;
}

.grid-4 {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    padding: 2rem;
}

.feature-card {
    padding: 2rem;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
}

.icon-tech {
    font-size: 2.5rem;
    color: var(--ciano-tech);
    margin-bottom: 1rem;
}

footer {
    background: var(--azul-profundo);
    padding: 4rem 2rem;
    text-align: center;
}

.footer-content {
    max-width: 1000px;
    margin: 0 auto;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--branco-neve);
    text-decoration: none;
    font-size: 1.2rem;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--ciano-tech);
    color: var(--azul-profundo);
    transform: translateY(-3px);
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 8px;
    transition: background 0.3s ease;
}

.language-selector:hover {
    background: rgba(255, 255, 255, 0.1);
}

.flag-icon {
    width: 24px;
    height: 18px;
    border-radius: 2px;
    transition: transform 0.3s ease;
}

.language-selector:hover .flag-icon {
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .header {
        padding: 0.8rem 1.5rem;
        position: sticky;
    }

    .logo-img {
        height: 50px;
    }

    .mobile-menu {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        background: rgba(0, 180, 216, 0.1);
        border-radius: 8px;
        z-index: 1001;
        transition: all 0.3s ease;
    }

    .mobile-menu:hover {
        background: rgba(0, 180, 216, 0.2);
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        background: var(--azul-profundo);
        flex-direction: column;
        padding: 100px 1.5rem 1.5rem;
        margin: 0;
        transition: all 0.4s ease;
        z-index: 1000;
        box-shadow: 5px 0 15px rgba(0, 0, 0, 0.2);
    }

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

    .nav-link {
        padding: 1rem;
        margin: 0.5rem 0;
        border-radius: 6px;
        display: block;
        transition: all 0.3s ease;
    }

    .nav-link:hover,
    .nav-link.active {
        background: rgba(0, 180, 216, 0.1);
    }

    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(3px);
        z-index: 999;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease;
    }

    .nav-links.active+.nav-overlay {
        opacity: 1;
        pointer-events: all;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

    .hero-text p {
        font-size: 1.2rem;
    }

    .face-scan {
        height: 300px;
    }

    .social-links {
        flex-direction: column;
        align-items: center;
    }

    .benefits-header h2 {
        font-size: 2.2rem;
    }

    .benefits-header p {
        font-size: 1.1rem;
    }
}