:root {
    --primary-color: #00C2FF;
    --secondary-color: #004AAD;
    --accent-color: #FF5C00;
    --bg-dark: #0E0E12;
    --bg-card: #1A1A1F;
    --text-primary: #FFFFFF;
    --text-secondary: #A0A0A0;
    --border-color: #2B2B2B;
    --gradient-primary: linear-gradient(135deg, #00C2FF 0%, #004AAD 100%);
    --gradient-accent: linear-gradient(135deg, #FF5C00 0%, #FF8A50 100%);
    --shadow-primary: 0 10px 40px rgba(0, 194, 255, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --radius: 16px;
    --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition);
}

/* Header responsivo */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(14, 14, 18, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all var(--transition);
    border-bottom: 1px solid var(--border-color);
}

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

/* Logo responsivo */
.logo {
    font-size: 1.3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    z-index: 1002;
    position: relative;
}


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

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

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

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

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

/* Mobile Menu */
.mobile-toggle {
    display: none;
    background: none;
    border: 0;
    padding: 0.8rem;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
    z-index: 1002;
    position: relative;
}

.mobile-toggle .bar {
    width: 26px;
    height: 3px;
    background: var(--primary-color); /* Azul visível */
    border-radius: 2px;
    transition: all var(--transition);
    display: block;
}

/* Animação do hamburguer */
.mobile-toggle.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
    background: #fff; /* Branco quando ativo */
}

.mobile-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
    background: #fff; /* Branco quando ativo */
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 2rem;
    background: radial-gradient(ellipse at center, rgba(0, 194, 255, 0.1) 0%, transparent 70%);
    position: relative;
    z-index: 1;
}

.hero::before {
    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="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23004AAD" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.1;
}

.hero-content {
    max-width: 800px;
    z-index: 2;
    position: relative;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.2s forwards;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.4s forwards;
}

.hero-description {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.6s forwards;
}

.typing-effect {
    display: inline-block;
    border-right: 3px solid var(--primary-color);
    animation: blink 1s infinite;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1s ease 0.8s forwards;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition);
    cursor: pointer;
    font-size: 1.1rem;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(0, 194, 255, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: translateY(-3px);
}

/* Sections */
.section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    background: var(--bg-dark);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image .profile-placeholder {
    width: 100%;
    height: 400px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    color: white;
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
}

.about-image .profile-placeholder:hover {
    transform: scale(1.05);
}

.about-content h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.about-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    display: block;
}

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

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: translateX(-100%);
    transition: transform var(--transition);
}

.service-card:hover::before {
    transform: translateX(0);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Cases de Sucesso Section */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.case-card {
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    transform: translateX(-100%);
    transition: transform var(--transition);
}

.case-card:hover::before {
    transform: translateX(0);
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card);
}

.case-icon {
    font-size: 3.5rem;
    color: var(--accent-color);
    margin-bottom: 2rem;
    transition: all var(--transition);
}

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

.case-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.case-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

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

.case-features li {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 2rem;
}

.case-features li::before {
    content: '🚀';
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

.case-results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.result-item {
    text-align: center;
    padding: 1rem;
    background: rgba(0, 194, 255, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(0, 194, 255, 0.3);
}

.result-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.result-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Portfolio Section */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.8rem 1.5rem;
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 25px;
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
}

.filter-btn.active,
.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(0, 194, 255, 0.1);
}

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

.portfolio-item {
    background: var(--bg-card);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition);
    position: relative;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card);
}

.portfolio-image {
    height: 200px;
    background: var(--gradient-primary);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
}

.portfolio-content {
    padding: 2rem;
}

.portfolio-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.portfolio-item p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.portfolio-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(0, 194, 255, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 194, 255, 0.3);
}

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

.portfolio-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition);
}

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

/* Technologies Section */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.tech-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    transition: all var(--transition);
    cursor: pointer;
}

.tech-item:hover {
    transform: translateY(-10px) scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 194, 255, 0.2);
}

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    transition: all var(--transition);
}

.tech-item:hover .tech-icon {
    animation: bounce 0.6s ease;
}

.tech-item span {
    font-weight: 600;
    color: var(--text-secondary);
    display: block;
    max-width: 100%;
    word-wrap: break-word;
    white-space: normal;
    overflow-wrap: break-word;
    text-align: center;
    line-height: 1.2;
    padding: 0 0.5rem;
    font-size: 0.9rem;
    hyphens: auto;
    -webkit-hyphens: auto;
    -ms-hyphens: auto;
}

.tech-item span small {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 500;
    color: var(--primary-color);
}

/* Hover effects para tecnologias específicas */
.tech-item:hover .tech-icon[style*="color: #0066CC"] {
    color: #0088FF !important;
    text-shadow: 0 0 20px rgba(0, 102, 204, 0.5);
}

.tech-item:hover .tech-icon[style*="color: #F80000"] {
    color: #FF4444 !important;
    text-shadow: 0 0 20px rgba(248, 0, 0, 0.5);
}

.tech-item:hover .tech-icon[style*="color: #336791"] {
    color: #4A90E2 !important;
    text-shadow: 0 0 20px rgba(51, 103, 145, 0.5);
}

.tech-item:hover .tech-icon[style*="color: #4479A1"] {
    color: #5599CC !important;
    text-shadow: 0 0 20px rgba(68, 121, 161, 0.5);
}

.tech-item:hover .tech-icon[style*="color: #E6E6E6"] {
    color: #00C2FF !important;
    text-shadow: 0 0 20px rgba(0, 194, 255, 0.5);
}

.tech-item:hover .fa-database,
.tech-item:hover .fa-server,
.tech-item:hover .fa-table,
.tech-item:hover .fa-cube {
    animation: pulse 1s ease-in-out infinite alternate;
}

.tech-item:hover .fa-java {
    text-shadow: 0 -6px 12px #B07219, 0 0 20px #007396;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    position: relative;
    transition: all var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card);
}

.testimonial-card::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-color);
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    opacity: 0.3;
}

.testimonial-text {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

.author-info h4 {
    color: var(--text-primary);
    font-weight: 600;
}

.author-info span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-methods {
    list-style: none;
}

.contact-methods li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.contact-methods li:hover {
    color: var(--primary-color);
}

.contact-methods i {
    color: var(--primary-color);
    width: 20px;
}

.contact-form {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    transition: all var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 194, 255, 0.1);
}

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

/* Footer */
.footer {
    background: var(--bg-card);
    padding: 3rem 2rem 1rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: all var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

.footer p {
    color: var(--text-secondary);
}

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Fade-in Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(.4,0,.2,1), transform 0.7s cubic-bezier(.4,0,.2,1);
}

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

/* Classe para body quando menu está aberto */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

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

@keyframes blink {
    0%, 50% { border-color: var(--primary-color); }
    51%, 100% { border-color: transparent; }
}

@keyframes bounce {
    0%, 20%, 60%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    80% { transform: translateY(-5px); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-toggle {
        display: flex; /* Mostra o botão */
    }

    .nav-links {
        display: none; /* Esconde por padrão */
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(14, 14, 18, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2.5rem;
        z-index: 1001;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    /* Overlay escuro atrás do menu */
    .nav-links::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.8);
        z-index: -1;
    }

    .nav-links.show {
        display: flex;
        opacity: 1;
        visibility: visible;
    }

    .nav-links a {
        font-size: 1.5rem;
        font-weight: 600;
        color: var(--text-primary);
        text-decoration: none;
        padding: 1rem 2rem;
        border-radius: 12px;
        transition: all 0.3s ease;
        text-align: center;
        min-width: 200px;
    }

    .nav-links a:hover {
        background: var(--primary-color);
        color: var(--bg-dark);
        transform: scale(1.05);
    }

    .mobile-toggle {
        display: inline-flex;
        z-index: 1001;
    }

    /* Indicador visual do botão ativo */
    .mobile-toggle:focus {
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }

    /* Animação de entrada do menu */
    .nav-links.show {
        animation: slideInFromTop 0.3s ease-out;
    }

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

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

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

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

    .portfolio-filters {
        flex-direction: column;
        align-items: center;
    }

    .section {
        padding: 4rem 1rem;
    }

    .hero {
        padding: 0 1rem;
    }

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

    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .case-card {
        padding: 2rem;
    }
    
    .case-results {
        grid-template-columns: 1fr;
    }
       
    .section { 
        padding: 3rem 1rem; 
    }

}

@media (max-width: 480px) {
    .nav {
        padding: 0.8rem 1rem;
    }
    
    .logo {
        font-size: 1.1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }

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

    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .service-card {
        padding: 2rem;
    }
}

/* Smartphones pequenos */
@media (max-width: 360px) {
    .hero-title { font-size: 1.8rem; }
    .cta-buttons { gap: 1rem; }
}

/* Dark mode improvements */
@media (prefers-color-scheme: dark) {
    body {
        background-color: var(--bg-dark);
    }
}

/* Print styles */
@media print {
    .header, .footer, .cta-buttons {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}