/*
Theme Name: Insert IT Solutions
Description: Tema personalizado para Insert IT Solutions - Soluções em Tecnologia
Version: 1.0.7
Author: Insert IT Solutions
*/

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

/* Importar fonte Lexend */
@import url('https://fonts.googleapis.com/css2?family=Lexend:wght@300;400;600;700&display=swap');

/* Variáveis CSS */
:root {
    --primary-color: rgb(30, 104, 94);
    --accent-color: rgb(186, 221, 27);
    --golden-light: rgb(255, 231, 131);
    --golden-dark: rgb(232, 170, 46);
    --mint: rgb(188, 247, 213);
    --white: rgb(255, 255, 255);
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-900: #111827;
}

/* Tipografia */
body {
    font-family: 'Lexend', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--gray-700);
}

.font-light { font-weight: 300; }
.font-regular { font-weight: 400; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

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

/* Header */
.site-header {
    background: var(--white);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo img {
    height: 48px;
    width: auto;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.main-nav a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 400;
    transition: color 0.3s ease;
}

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

.cta-button {
    background: var(--primary-color) !important;
    color: var(--white) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: rgba(30, 104, 94, 0.9) !important;
    transform: translateY(-1px);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    margin: 3px 0;
    transition: 0.3s;
}

.mobile-nav {
    display: none;
    background: var(--white);
    border-top: 1px solid #e5e7eb;
}

.mobile-nav.active {
    display: block;
}

.mobile-nav ul {
    list-style: none;
    padding: 1rem 0;
}

.mobile-nav ul li {
    margin-bottom: 0.5rem;
}

.mobile-nav ul li a {
    display: block;
    padding: 0.5rem 0;
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 400;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), rgba(30, 104, 94, 0.8));
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: var(--white);
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-text .accent {
    color: var(--accent-color);
}

.hero-text p {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary {
    border: 2px solid var(--white);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

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

/* Services Carousel */
.services-carousel {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
}

.carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
}

.carousel-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(30, 104, 94, 0.8), 
        rgba(186, 221, 27, 0.6),
        rgba(232, 170, 46, 0.7)
    );
    z-index: 1;
    opacity: 0.3;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
    position: relative;
    z-index: 2;
}

.carousel-slide {
    min-width: 100%;
    position: relative;
    height: 400px;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    padding: 2rem;
    z-index: 3;
}

.slide-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.slide-content p {
    font-weight: 300;
    opacity: 0.9;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: none;
    color: var(--white);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
    left: 1rem;
}

.carousel-next {
    right: 1rem;
}

.carousel-indicators {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--white);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: var(--white);
}

/* Services Section */
.services-section {
    padding: 5rem 0;
    background: var(--gray-50);
}

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

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.section-header .accent {
    color: var(--primary-color);
}

.section-header p {
    font-size: 1.125rem;
    font-weight: 300;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.service-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.service-card p {
    font-weight: 300;
    color: var(--gray-600);
}

/* Projects Section */
.projects-section {
    padding: 5rem 0;
    background: var(--white);
}

.projects-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.stat-card {
    background: var(--gray-50);
    border-radius: 16px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.stat-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    color: var(--primary-color);
    margin: 0 auto 1.5rem;
    display: flex;
    justify-content: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.stat-card p {
    font-weight: 300;
    color: var(--gray-600);
    line-height: 1.6;
}

/* About Section */
.about-section {
    padding: 5rem 0;
    background: var(--gray-50);
}

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

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.125rem;
    font-weight: 300;
    color: var(--gray-600);
    margin-bottom: 2rem;
}

.achievements {
    margin-bottom: 2rem;
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--accent-color);
    flex-shrink: 0;
}

.about-features {
    display: grid;
    gap: 1.5rem;
}

.feature-card {
    background: var(--white);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-weight: 300;
    color: var(--gray-600);
}

.mission-statement {
    margin-top: 5rem;
    text-align: center;
}

.mission-card {
    background: linear-gradient(135deg, var(--primary-color), rgba(30, 104, 94, 0.9));
    border-radius: 16px;
    padding: 3rem;
    color: var(--white);
}

.mission-card h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.mission-card p {
    font-size: 1.25rem;
    font-weight: 300;
    max-width: 800px;
    margin: 0 auto;
}

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

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

.contact-form {
    background: var(--gray-50);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 400;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-family: 'Lexend', sans-serif;
    font-weight: 300;
    transition: all 0.3s ease;
    font-size: 16px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 104, 94, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    width: 100%;
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-family: 'Lexend', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.submit-btn:hover {
    background: rgba(30, 104, 94, 0.9);
    transform: translateY(-1px);
}

.contact-email-info {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--white);
    border-radius: 8px;
    text-align: center;
}

.contact-email-info p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin: 0;
}

.contact-email-info strong {
    color: var(--primary-color);
    font-weight: 600;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

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

.contact-icon {
    background: rgba(30, 104, 94, 0.1);
    color: var(--primary-color);
    width: 48px;
    height: 48px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-details h4 {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.contact-details p,
.contact-details a {
    font-weight: 300;
    color: var(--gray-600);
    text-decoration: none;
}

.contact-details a:hover {
    color: var(--primary-color);
}

.cta-card {
    background: var(--primary-color);
    border-radius: 16px;
    padding: 2rem;
    color: var(--white);
    margin-top: 2rem;
}

.cta-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.cta-card p {
    font-weight: 300;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.cta-card .btn-secondary {
    background: var(--accent-color);
    color: var(--primary-color);
    border: none;
}

/* Fallback Contact Form */
.fallback-contact-form {
    background: var(--gray-50);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
}

.fallback-contact-form h3 {
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.fallback-contact-form p {
    margin-bottom: 1rem;
}

.contact-info-box {
    background: var(--white);
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 2rem;
    text-align: left;
}

.contact-info-box h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-info-box ul {
    list-style: none;
    padding: 0;
}

.contact-info-box li {
    padding: 0.25rem 0;
    border-bottom: 1px solid var(--gray-100);
}

.contact-info-box li:last-child {
    border-bottom: none;
}

/* Footer */
.site-footer {
    background: rgba(30, 104, 94, 0.95);
    color: var(--white);
    padding: 4rem 0 2rem;
}

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

.footer-company {
    max-width: 400px;
}

.footer-logo img {
    height: 64px;
    width: auto;
    filter: brightness(0) invert(1);
    margin-bottom: 1rem;
}

.footer-description {
    font-weight: 300;
    opacity: 0.9;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-link {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    width: 48px;
    height: 48px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.social-link[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: var(--white);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    white-space: nowrap;
    z-index: 10;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 300;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--accent-color);
}

.footer-contact .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-contact .contact-item svg {
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.footer-contact .contact-item span {
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact .contact-item a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact .contact-item a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    font-weight: 300;
    opacity: 0.7;
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-weight: 300;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

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

/* Success/Error Messages */
.success-message {
    background: #d1fae5;
    border: 1px solid #a7f3d0;
    color: #065f46;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.error-message {
    background: #fee2e2;
    border: 1px solid #fecaca;
    color: #991b1b;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-message {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 400;
}

.contact-message.success-message {
    background: #d1fae5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}

.contact-message.error-message {
    background: #fee2e2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

/* Field Validation */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.field-error {
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    font-weight: 300;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-text h1 {
        font-size: 3rem;
    }
    
    .section-header h2 {
        font-size: 2.25rem;
    }
    
    .about-text h2 {
        font-size: 2.25rem;
    }
    
    .main-nav ul {
        gap: 1.5rem;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-stats {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero-section,
    .services-section,
    .about-section,
    .contact-section,
    .projects-section {
        padding: 3rem 0;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-prev {
        left: 0.5rem;
    }
    
    .carousel-next {
        right: 0.5rem;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.875rem;
    }
    
    .feature-card,
    .service-card,
    .stat-card {
        padding: 1.5rem;
    }
    
    .mission-card {
        padding: 2rem;
    }
    
    .mission-card h3 {
        font-size: 1.5rem;
    }
    
    .mission-card p {
        font-size: 1.125rem;
    }
    
    .carousel-slide {
        height: 300px;
    }
    
    .slide-content {
        padding: 1.5rem;
    }
    
    .slide-content h3 {
        font-size: 1.25rem;
    }
    
    .social-links {
        gap: 0.75rem;
    }
    
    .social-link {
        width: 44px;
        height: 44px;
    }
}

/* Utilitários */
.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }

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

.animate-in {
    animation: fadeInUp 0.6s ease-out;
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Header com scroll */
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

/* Lazy loading para imagens */
img.lazy {
    opacity: 0;
    transition: opacity 0.3s;
}

img.lazy.loaded {
    opacity: 1;
}

/* Acessibilidade */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Alto contraste */
@media (prefers-contrast: high) {
    .social-link {
        border: 2px solid var(--white);
    }
    
    .btn-primary,
    .btn-secondary {
        border: 2px solid currentColor;
    }
}

/* Modo escuro (preparação futura) */
@media (prefers-color-scheme: dark) {
    /* Variáveis para modo escuro podem ser adicionadas aqui */
}