:root {
    /* Color Palette */
    --primary-color: #3B6B7C;
    --primary-light: #5A8C9E;
    --primary-dark: #2A4C58;
    --secondary-color: #D3A78C;
    --text-main: #2D3748;
    --text-muted: #5A6A7D;
    --bg-main: #FAFAFA;
    --bg-light: #F0F4F8;
    --white: #FFFFFF;
    
    /* Layout */
    --max-width: 1200px;
    --nav-height: 80px;
    
    /* Typography */
    --font-family: 'Outfit', system-ui, -apple-system, sans-serif;
    
    /* Effects */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    /* [UX] Outline suave para acessibilidade em foco */
    outline-offset: 4px;
}

/* [UX] Estado de foco universal para acessibilidade de teclado */
a:focus-visible, button:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    /* [UX] Tratamento para quando a imagem quebra/não carrega */
    background-color: var(--bg-light);
    color: var(--text-muted);
    font-size: 0.875rem;
    text-align: center;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3 {
    line-height: 1.2;
    color: var(--primary-dark);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 600;
    margin-bottom: 16px;
}

h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 12px;
}

p {
    margin-bottom: 16px;
    font-size: 1.125rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* [UX] Feedback visual imediato ao clicar (estado active) */
.btn:active {
    transform: translateY(0) scale(0.98);
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: transparent;
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-outline-light {
    border-color: var(--white);
    color: var(--white);
    background-color: transparent;
}

.btn-outline-light:hover {
    background-color: var(--white);
    color: var(--primary-dark);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-content {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.logo i {
    color: var(--secondary-color);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-main);
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* [UX] Foco específico para o botão de menu mobile */
.mobile-menu-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 4px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--primary-dark);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(250, 250, 250, 0.95) 0%, rgba(250, 250, 250, 0.7) 100%);
}

.hero-content {
    display: flex;
    width: 100%;
}

.hero-text {
    max-width: 700px;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background-color: rgba(211, 167, 140, 0.2);
    color: var(--primary-dark);
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 24px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

/* Sections */
.section {
    padding: 100px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: rgba(255, 255, 255, 0.9);
}

.card-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background-color: rgba(59, 107, 124, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.card-icon i {
    width: 32px;
    height: 32px;
}

.glass-card:hover .card-icon {
    background-color: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.image-wrapper {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-wrapper img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    object-position: top;
    transition: var(--transition);
}

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

.experience-badge {
    position: absolute;
    bottom: 32px;
    right: 32px;
    background-color: var(--white);
    padding: 24px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-md);
}

.experience-badge .number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
}

.subtitle {
    color: var(--secondary-color);
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.about-list {
    list-style: none;
    margin-top: 24px;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 1.125rem;
    color: var(--primary-dark);
    font-weight: 500;
}

.about-list i {
    color: var(--secondary-color);
}

/* CTA Section */
.cta {
    position: relative;
    padding: 120px 0;
    text-align: center;
    color: var(--white);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    z-index: -1;
}

.cta-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23ffffff" fill-opacity="0.05"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
}

.cta h2 {
    color: var(--white);
    margin-bottom: 24px;
}

.cta p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 40px;
    font-size: 1.25rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.whatsapp-btn {
    background-color: #25D366;
    color: white;
}

.whatsapp-btn:hover {
    background-color: #20BD5A;
}

/* Footer */
.footer {
    background-color: #1A2E35;
    color: var(--white);
    padding: 80px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 24px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    max-width: 300px;
}

.footer h3 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary-color);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 16px;
}

.footer-contact i {
    color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
    }
    
    .image-wrapper img {
        height: 400px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-btn {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .experience-badge {
        bottom: 16px;
        right: 16px;
        padding: 16px;
    }
    
    h1 {
        font-size: 2.5rem;
    }
}

/* Teal Pill Button */
.btn-teal-pill {
    background-color: #3b6b77;
    color: white;
    border-radius: 50px;
    padding: 16px 40px;
    font-size: 1.125rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.3s ease;
    border: none;
}

.btn-teal-pill:hover {
    background-color: #2c525d;
    transform: translateY(-2px);
    color: white;
}

.btn-teal-pill i {
    width: 24px;
    height: 24px;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    transition: transform 0.3s ease, background-color 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background-color: #128C7E;
    transform: scale(1.1);
    color: white;
}

.whatsapp-float i {
    width: 30px;
    height: 30px;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-float i {
        width: 26px;
        height: 26px;
    }
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

.faq-heading {
    margin: 0;
    padding: 0;
}

.faq-question {
    width: 100%;
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--primary-dark);
    background: none;
    border: none;
    font-size: 1.125rem;
    font-family: inherit;
    text-align: left;
}

.faq-question i {
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    padding: 0 24px;
    background-color: #fcfcfc;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 24px 24px 24px;
}

.faq-answer p {
    margin-bottom: 0;
}