:root {
    --azul-escuro: #001449;
    --azul-medio: #1D3874;
    --azul-primario: #005BC5;
    --azul-claro: #189bff;
    --branco: #F0F8FF;
    --cinza-claro: #f8f9fa;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--branco);
    color: var(--branco);
    line-height: 1.6;
}

.bg-azul-escuro { background-color: var(--azul-escuro); }
.bg-azul-medio { background-color: var(--azul-medio); }
.bg-azul-claro { background-color: var(--azul-claro); }
.bg-branco { background-color: var(--branco); color: var(--azul-escuro); }

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem 5%;
    z-index: 1000;
    background-color: var(--azul-escuro);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    height: 40px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--branco);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--branco);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--azul-claro);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: var(--azul-claro);
}

.hero-section {
    min-height: 100vh;
    padding: 8rem 5% 5rem;
    background: linear-gradient(135deg, var(--azul-escuro), var(--azul-medio));
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 1400px;
    margin: 0 auto;
    gap: 3rem;
    text-align: center;
}

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

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    text-align: center;
    line-height: 1.5;
    min-width: 200px;
    margin: 10px;
}

.btn-primary {
    background-color: var(--azul-primario);
    color: var(--branco);
    border: 2px solid var(--azul-primario);
    box-shadow: 0 4px 15px rgba(0, 91, 197, 0.3);
}

.btn-primary:hover {
    background-color: var(--azul-medio);
    box-shadow: 0 8px 25px rgba(0, 91, 197, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: var(--branco);
    border: 2px solid var(--branco);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

.btn-branco {
    background: var(--branco);
    color: var(--azul-escuro);
    border: 2px solid var(--branco);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn-branco:hover {
    background: transparent;
    color: var(--branco);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.2);
}

a, a:hover, a:focus {
    text-decoration: none;
}

.features-section {
    padding: 6rem 5%;
    background-color: var(--azul-escuro);
    position: relative;
}

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

.section-title {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--azul-claro);
}

.section-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
}

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

.feature-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2.5rem;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    text-align: center;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--azul-claro), var(--azul-primario));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--branco);
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card ul {
    list-style: none;
    text-align: left;
}

.feature-card li {
    margin-bottom: 0.75rem;
    position: relative;
    padding-left: 1.75rem;
}

.feature-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--azul-claro);
    font-weight: bold;
}

.app-showcase {
    padding: 6rem 5%;
}

.showcase-container {
    display: flex;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    gap: 4rem;
}

.showcase-content {
    flex: 1;
}

.showcase-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.showcase-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.app-features {
    margin-top: 2rem;
}

.app-feature {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.app-feature i {
    color: var(--azul-claro);
    font-size: 1.5rem;
    margin-right: 1rem;
}

.showcase-image {
    flex: 1;
    position: relative;
    text-align: center;
}

.screenshot {
    width: 100%;
    max-width: 400px;
    border-radius: 20px;
}

.about-section {
    padding: 6rem 5%;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.about-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.mission-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.mission, .vision {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.mission h3, .vision h3 {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.mission i, .vision i {
    margin-right: 0.75rem;
    color: var(--azul-claro);
}

.science-section {
    padding: 6rem 5%;
    text-align: center;
}

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

.science-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.science-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2.5rem 2rem;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

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

.science-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--branco);
}

.science-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.team-section {
    padding: 6rem 5%;
    text-align: center;
}

.team-members {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.team-member {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    width: 280px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    background-color: rgba(255, 255, 255, 0.15);
}

.member-image {
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid rgba(255, 255, 255, 0.2);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.member-role {
    color: var(--azul-claro);
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-bio {
    opacity: 0.9;
    font-size: 0.9rem;
}

.cta-section {
    padding: 6rem 5%;
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta-section p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2.5rem;
}

.footer {
    padding: 5rem 5% 2rem;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo img {
    height: 50px;
    margin-bottom: 1.5rem;
}

.footer-logo p {
    opacity: 0.8;
    max-width: 300px;
}

.footer-contact h4 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.footer-contact h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--azul-claro);
}

.footer-contact p {
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    opacity: 0.8;
    font-size: 0.9rem;
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .mission-vision {
        grid-template-columns: 1fr;
    }
    
    .showcase-container {
        flex-direction: column;
        text-align: center;
    }
    
    .showcase-content {
        margin-bottom: 3rem;
    }
    
    .app-features {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--azul-escuro);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-contact h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .team-member {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .health-profile-section .showcase-container {
        flex-direction: column-reverse;
    }
}

.health-profile-section {
    padding: 6rem 5%;
    background-color: var(--azul-claro);
    color: var(--branco);
}

.health-profile-section .app-feature i {
    color: var(--branco);
}

.health-profile-section .btn-primary {
    background-color: var(--branco);
    color: var(--azul-escuro);
}

.health-profile-section .btn-primary:hover {
    background-color: rgba(255,255,255,0.9);
}

@media (max-width: 768px) {
    .health-profile-section .showcase-container {
        flex-direction: column-reverse;
    }
}

.pricing-section {
    padding: 6rem 5%;
    background-color: var(--azul-escuro);
}

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

.section-title {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--azul-claro);
}

.section-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 1.5rem auto 0;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem 2.5rem;
    backdrop-filter: blur(5px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-10px);
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.pricing-card.premium {
    border: 2px solid var(--azul-claro);
    background: linear-gradient(135deg, rgba(24, 155, 255, 0.15), rgba(0, 91, 197, 0.15));
}

.premium-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--azul-claro), var(--azul-primario));
    color: var(--branco);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(24, 155, 255, 0.4);
}

.plan-name {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.plan-price {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--azul-claro);
}

.plan-price span {
    font-size: 1.2rem;
    font-weight: 400;
    opacity: 0.8;
}

.plan-period {
    font-size: 1rem;
    opacity: 0.8;
    margin-bottom: 2rem;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin: 30px 0;
    text-align: left;
    flex-grow: 1;
}

.plan-features li {
    margin-bottom: 1.2rem;
    position: relative;
    padding-left: 2rem;
    font-size: 1rem;
    display: flex;
    align-items: flex-start;
    line-height: 1.6;
}

.plan-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--azul-claro);
    font-weight: bold;
    font-size: 1.3rem;
}

.plan-features li.disabled {
    opacity: 0.4;
}

.plan-features li.disabled::before {
    content: '✗';
    color: #888;
}

.plan-cta {
    width: 100%;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid var(--azul-claro);
    background: transparent;
    color: var(--azul-claro);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: auto;
}

.plan-cta:hover {
    background: var(--azul-claro);
    color: var(--branco);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(24, 155, 255, 0.4);
}

.pricing-card.premium .plan-cta {
    background: linear-gradient(135deg, var(--azul-claro), var(--azul-primario));
    color: var(--branco);
    border: none;
}

.pricing-card.premium .plan-cta:hover {
    box-shadow: 0 10px 30px rgba(24, 155, 255, 0.5);
}

.pricing-footer {
    text-align: center;
    margin-top: 3rem;
    font-size: 0.95rem;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .pricing-cards {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .plan-price {
        font-size: 2.5rem;
    }

    .pricing-section {
        padding: 4rem 5%;
    }
}