/* ==========================================
   RESET & BASE - VERSÃO IMPACTANTE
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Paleta Moderna Tech */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-accent: #06b6d4;
    --color-success: #10b981;
    
    /* Dark Theme */
    --color-bg-dark: #0f172a;
    --color-bg-darker: #020617;
    --color-surface: #1e293b;
    --color-surface-light: #334155;
    
    /* Text */
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    
    /* Light Theme */
    --color-bg-light: #ffffff;
    --color-bg-alt-light: #f8fafc;
    --color-text-dark: #0f172a;
    --color-border-light: #e2e8f0;
    
    /* Typography */
    --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Effects */
    --blur: 10px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
    
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-primary);
    background: var(--color-bg-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   UTILITIES
   ========================================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

/* Glass Effect */
.glass {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(var(--blur));
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem var(--spacing-md);
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    width: 42px;
    height: 42px;
    transition: var(--transition);
}

.logo-img:hover {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

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

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

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

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

.nav-link-cta {
    padding: 0.625rem 1.5rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border-radius: 50px;
    border: none;
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

/* ==========================================
   LANGUAGE SELECTOR
   ========================================== */
.language-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(30, 41, 59, 0.5);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.lang-option {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-family: var(--font-display);
}

.lang-option:hover {
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
}

.lang-option.active {
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.2);
}

.lang-separator {
    color: rgba(255, 255, 255, 0.2);
    font-size: 0.875rem;
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    position: relative;
    overflow: hidden;
}

/* Animated Background */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.15) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, -20px); }
}

.hero-content {
    max-width: 900px;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--color-success);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
    animation: slideDown 0.6s ease-out;
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    animation: slideUp 0.6s ease-out 0.1s both;
    letter-spacing: -0.02em;
}

.hero-title .gradient-text {
    display: block;
    font-size: clamp(2rem, 6vw, 3rem);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 4vw, 1.75rem);
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
    animation: slideUp 0.6s ease-out 0.2s both;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: slideUp 0.6s ease-out 0.3s both;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: slideUp 0.6s ease-out 0.4s both;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--color-text-primary);
    transform: translateY(-3px);
}

/* ==========================================
   SECTIONS
   ========================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-primary-light);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 8px;
    margin-bottom: var(--spacing-sm);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ==========================================
   SOBRE SECTION
   ========================================== */
.sobre {
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-darker) 100%);
}

.sobre-content {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.sobre-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.sobre-text strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

.sobre-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.highlight-item {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.highlight-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.highlight-item:hover::before {
    transform: scaleX(1);
}

.highlight-item:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.highlight-number {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.highlight-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ==========================================
   EXPERTISE SECTION
   ========================================== */
.expertise {
    background: var(--color-bg-darker);
    position: relative;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.expertise-card {
    background: rgba(30, 41, 59, 0.5);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.expertise-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--border-radius);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.expertise-card:hover::before {
    opacity: 1;
}

.expertise-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.expertise-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.expertise-card:hover .expertise-icon {
    filter: grayscale(0%);
}

.expertise-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
}

.expertise-card p {
    color: var(--color-text-muted);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* ==========================================
   PROJETOS SECTION
   ========================================== */
.projetos {
    background: var(--color-bg-dark);
}

.projetos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.projeto-card {
    display: block;
    background: rgba(30, 41, 59, 0.5);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.projeto-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(6, 182, 212, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.projeto-card:hover::before {
    opacity: 1;
}

.projeto-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.projeto-tag {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 6px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.projeto-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
    position: relative;
}

.projeto-card p {
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.projeto-link {
    color: var(--color-primary-light);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.projeto-card:hover .projeto-link {
    color: var(--color-accent);
}

.projetos-cta {
    text-align: center;
    margin-top: var(--spacing-md);
}

/* ==========================================
   CONTATO SECTION
   ========================================== */
.contato {
    background: linear-gradient(180deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 100%);
}

.contato-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.contato-info {
    position: sticky;
    top: 120px;
}

.contato-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.contato-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contato-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: var(--transition);
}

.contato-link:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateX(8px);
    background: rgba(30, 41, 59, 0.8);
}

.contato-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 12px;
}

.contato-link-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contato-link-value {
    color: var(--color-text-primary);
    font-weight: 600;
}

.contato-form-wrapper {
    background: rgba(30, 41, 59, 0.5);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

.contato-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contato-form input,
.contato-form textarea {
    width: 100%;
    padding: 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-primary);
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: var(--transition);
}

.contato-form input:focus,
.contato-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(15, 23, 42, 0.8);
}

.contato-form textarea {
    resize: vertical;
    min-height: 150px;
}

.contato-form input::placeholder,
.contato-form textarea::placeholder {
    color: var(--color-text-muted);
}

#form-status {
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--color-bg-darker);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-text p {
    margin-bottom: 0.5rem;
    color: var(--color-text-muted);
}

.footer-quote {
    font-style: italic;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-secondary);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.footer-social a:hover {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    transform: translateY(-3px);
    border-color: transparent;
}

/* ==========================================
   SCROLL INDICATOR
   ========================================== */
.hero-scroll {
    position: absolute;
    bottom: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    animation: fadeIn 0.6s ease-out 0.8s both;
}

.scroll-indicator {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--color-primary));
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0%, 100% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
    .contato-content {
        grid-template-columns: 1fr;
    }
    
    .contato-info {
        position: static;
    }
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: rgba(10, 15, 30, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s ease;
        z-index: 1000;
        border-left: 1px solid rgba(139, 92, 246, 0.2);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        width: 100%;
        text-align: center;
    }
    
    .nav-menu .nav-link {
        display: block;
        padding: 1rem 2rem;
        font-size: 1.2rem;
    }
    
    .hero {
        min-height: 90vh;
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .sobre-highlights,
    .expertise-grid,
    .projetos-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}