/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2B5A7A;
    --primary-light: #3A6B8A;
    --primary-dark: #1B4A6A;
    --background-color: #F0F5FA;
    --background-light: #FFFFFF;
    --text-color: #2B5A7A;
    --text-light: #5A7A9B;
    --text-muted: #8A9BB5;
    --border-color: #D1E0ED;
    --accent-color: #E8F1F8;
    --shadow: 0 4px 6px rgba(43, 90, 122, 0.1);
    --shadow-lg: 0 10px 25px rgba(43, 90, 122, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--background-light);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 20px;
}

.logo {
    height: 40px;
    width: auto;
}

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

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

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

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

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
}

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

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    text-align: center;
    background: linear-gradient(135deg, var(--background-color) 0%, var(--accent-color) 100%);
}

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

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

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

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

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin: 0 auto;
}

/* Solutions Section */
.solutions {
    padding: 5rem 0;
    background: var(--background-light);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.card-icon {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.card-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.card-features {
    list-style: none;
    margin-bottom: 2rem;
}

.card-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-light);
}

.card-features i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* About Section */
.about {
    padding: 5rem 0;
    background: var(--background-color);
}

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

.about-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

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

.benefit-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-light);
}

.benefit-item i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.about-card {
    background: var(--background-light);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.about-card .card-title {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.about-card .card-description {
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    text-align: center;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.form-card {
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
}

.form-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-subtitle {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--background-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 90, 122, 0.1);
}

.contact-info {
    padding: 1rem 0;
}

.info-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.contact-items {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.contact-label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.contact-value {
    color: var(--text-light);
}

.schedule-card {
    background: var(--accent-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

.schedule-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.schedule-item {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    background: var(--background-light);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1rem;
}

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

.footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.footer-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.badge {
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.footer-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

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

.footer-list li {
    margin-bottom: 0.5rem;
}

.footer-list a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-list a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    text-align: center;
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--background-light);
        flex-direction: column;
        padding: 1rem;
        border-top: 1px solid var(--border-color);
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 6rem 0 3rem;
    }

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

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

    .solution-card,
    .form-card,
    .about-card {
        padding: 1.5rem;
    }
}

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

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

.solution-card,
.about-card,
.form-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Hover effects */
.solution-card:hover .card-icon {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.contact-item:hover .contact-icon {
    background: var(--primary-color);
    color: white;
    transform: scale(1.05);
}


/* Language Selector Styles */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-selector {
    position: relative;
}

.language-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-color);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.language-btn:hover {
    background: var(--accent-color);
    border-color: var(--primary-color);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 150px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
}

.language-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.language-option:hover {
    background: var(--accent-color);
}

.language-option:first-child {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.language-option:last-child {
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.flag-icon {
    width: 20px;
    height: auto;
    border-radius: 2px;
}

/* Mobile adjustments for language selector */
@media (max-width: 768px) {
    .header-actions {
        display: none;
    }
    
    .language-selector {
        position: fixed;
        top: 80px;
        right: 20px;
        z-index: 1001;
    }
    
    .language-selector.mobile-active {
        display: block;
    }
    
    .language-dropdown {
        right: 0;
        left: auto;
    }
}

/* Language transition animations */
.fade-transition {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.fade-transition.active {
    opacity: 1;
}

/* RTL support for future expansion */
[dir="rtl"] .language-dropdown {
    right: auto;
    left: 0;
}

[dir="rtl"] .language-btn {
    flex-direction: row-reverse;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .language-btn {
        border-width: 2px;
    }
    
    .language-dropdown {
        border-width: 2px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .language-dropdown {
        transition: none;
    }
    
    .fade-transition {
        transition: none;
    }
}