/* Reset e Base */
* {
    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;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    height: 60px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #6366f1;
}

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

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('planodefundop.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.15;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.2;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 3;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: #6366f1;
    color: white;
    border-color: #6366f1;
}

.btn-primary:hover {
    background: #5855eb;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: white;
    color: #6366f1;
    transform: translateY(-2px);
}

/* Sections */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: #1f2937;
}

/* Produtos Section */
.produtos {
    padding: 6rem 0;
    background: #f8fafc;
}

.produto-card {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.produto-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.produto-icon {
    color: #6366f1;
    margin-bottom: 1.5rem;
}

.produto-card h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.produto-subtitle {
    font-size: 1.1rem;
    color: #6366f1;
    font-weight: 600;
    margin-bottom: 1rem;
}

.produto-card p {
    font-size: 1.1rem;
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.7;
}

/* Estatísticas do NeuroSaúde */
.stats-section {
    margin: 3rem 0;
}

.stats-section h4 {
    text-align: center;
    font-size: 1.5rem;
    color: #1f2937;
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.4);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #fbbf24;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    opacity: 0.95;
}

.stat-detail {
    font-size: 0.9rem;
    opacity: 0.8;
    font-style: italic;
}

/* Seção de Desafios */
.challenge-section {
    margin: 3rem 0;
    padding: 2rem;
    background: #f8fafc;
    border-radius: 20px;
    border-left: 5px solid #ef4444;
}

.challenge-section h4 {
    color: #dc2626;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

.challenge-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #4b5563;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.challenge-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 4px solid #ef4444;
}

.challenge-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.challenge-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.challenge-card h5 {
    color: #dc2626;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.challenge-card p {
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
}

/* Solução NeuroSaúde */
.solucao-neurosaude {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
    text-align: center;
}

.solucao-neurosaude h4 {
    color: white;
    margin-bottom: 1rem;
}

.solucao-neurosaude p {
    color: white;
    margin: 0;
    font-size: 1.1rem;
}

/* CTA NeuroSaúde */
.cta-neurosaude {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 2rem;
    text-align: center;
}

.cta-neurosaude p {
    color: #1f2937;
    font-weight: 600;
    margin: 0;
    font-size: 1.1rem;
}

.neurosaude-details h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin: 2rem 0 1rem 0;
}

.produto-features, .produto-benefits {
    list-style: none;
    margin-bottom: 1.5rem;
}

.produto-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #4b5563;
}

.produto-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #6366f1;
    font-weight: bold;
}

.produto-benefits li {
    padding: 0.5rem 0;
    color: #059669;
    font-weight: 500;
}

/* Sobre Section */
.sobre {
    padding: 6rem 0;
    background: white;
    position: relative;
    overflow: hidden;
}

.sobre::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('planodefundop.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.03;
    z-index: 1;
}

.sobre-content {
    position: relative;
    z-index: 2;
}

.sobre-text {
    font-size: 1.1rem;
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.valores {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.valor-item {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    background: #f8fafc;
    transition: transform 0.3s ease;
}

.valor-item:hover {
    transform: translateY(-5px);
}

.valor-item h4 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
}

.valor-item p {
    color: #6b7280;
    line-height: 1.6;
}

/* Contato Section */
.contato {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    color: white;
}

.contato .section-title {
    color: white;
}

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

.contato-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.contato-info p {
    color: #d1d5db;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contato-item {
    margin-bottom: 1rem;
}

.contato-item strong {
    display: block;
    margin-bottom: 0.5rem;
    color: #fbbf24;
}

.contato-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1rem;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group select {
    color: white;
}

.form-group select option {
    background: #374151;
    color: white;
}

/* Footer */
.footer {
    background: #111827;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 50px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: #9ca3af;
    margin-bottom: 1rem;
}

.footer-links h4 {
    margin-bottom: 1rem;
    color: #fbbf24;
}

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

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
    color: #9ca3af;
}

/* 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-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

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

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

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

    .produto-card {
        padding: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stat-card {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .challenges-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .challenge-section {
        padding: 1.5rem;
    }
    
    .challenge-card {
        padding: 1.5rem;
    }
}

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

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

    .produto-card {
        padding: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 1.2rem;
    }
    
    .stat-number {
        font-size: 2.2rem;
    }
    
    .stat-icon {
        font-size: 2rem;
    }
    
    .challenges-grid {
        grid-template-columns: 1fr;
    }
    
    .challenge-section {
        padding: 1.2rem;
    }
    
    .challenge-card {
        padding: 1.2rem;
    }
    
    .challenge-icon {
        font-size: 2rem;
    }

    .nav {
        padding: 1rem;
    }
    
    .logo {
        height: 50px;
    }
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}