/* ==========================================================================
   Omni Software House - Estilos Principais
   ========================================================================== */

/* --- Variáveis (Design Tokens) --- */
:root {
    /* Cores de Fundo */
    --bg-main: #050505;
    --bg-darker: #020202;
    --bg-glass: rgba(20, 20, 25, 0.6);
    --bg-glass-hover: rgba(30, 30, 40, 0.8);
    
    /* Cores Primárias e Secundárias */
    --color-primary: #1E40AF; /* Azul escuro tecnológico */
    --color-primary-light: #3B82F6;
    --color-secondary: #7C3AED; /* Roxo */
    --color-accent: #06B6D4; /* Ciano Neon */
    
    /* Cores Semânticas */
    --color-red: #EF4444;
    --color-orange: #F97316;
    --color-yellow: #EAB308;
    --color-purple: #A855F7;
    
    /* Textos */
    --text-main: #F8FAFC;
    --text-muted: #94A3B8;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    --gradient-text: linear-gradient(to right, var(--color-primary-light), var(--color-accent));
    --gradient-glow: linear-gradient(90deg, rgba(30,64,175,0.5), rgba(124,58,237,0.5), rgba(6,182,212,0.5));
    
    /* Sombras e Efeitos */
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glow-primary: 0 0 20px rgba(59, 130, 246, 0.5);
    --glow-accent: 0 0 15px rgba(6, 182, 212, 0.6);
    --border-glass: 1px solid rgba(255, 255, 255, 0.08);
    
    /* Fontes */
    --font-main: 'Inter', sans-serif;
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease-in-out;
    
    /* Espaçamento */
    --container-width: 1200px;
    --section-padding: 100px 0;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* --- Utilitários --- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

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

.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.text-cyan { color: var(--color-accent); }
.text-purple { color: var(--color-purple); }
.text-red { color: var(--color-red); }
.text-orange { color: var(--color-orange); }
.text-yellow { color: var(--color-yellow); }

.bg-red\/10 { background-color: rgba(239, 68, 68, 0.1); }
.bg-orange\/10 { background-color: rgba(249, 115, 22, 0.1); }
.bg-yellow\/10 { background-color: rgba(234, 179, 8, 0.1); }
.bg-purple\/10 { background-color: rgba(168, 85, 247, 0.1); }

.text-center { text-align: center; }

.section-header {
    margin-bottom: 60px;
    max-width: 700px;
    margin-inline: auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-description {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--color-accent);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Componentes Globais (Glassmorphism, Botões) */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: var(--border-glass);
    border-radius: 16px;
    box-shadow: var(--shadow-glass);
    transition: transform var(--transition-normal), border-color var(--transition-normal), background var(--transition-normal);
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.15);
    background: var(--bg-glass-hover);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-family: inherit;
    font-size: 1rem;
}

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

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(124, 58, 237, 0.7);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: var(--border-glass);
}

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-normal);
}

.header.scrolled {
    padding: 10px 0;
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: var(--border-glass);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 65px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-list {
    display: flex;
    gap: 25px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
}

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

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px; /* Offset header */
    overflow: hidden;
}

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

.grid-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(circle at center, black, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at center, black, transparent 80%);
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 10s ease-in-out infinite;
}

.orb-1 {
    top: -10%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: var(--color-primary);
}

.orb-2 {
    bottom: 10%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: var(--color-secondary);
    animation-delay: -5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 90%;
}

.hero-cta {
    display: flex;
    gap: 16px;
}

.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Elementos Visuais Hero */
.glass-panel {
    background: rgba(15, 15, 20, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.floating-dashboard {
    width: 100%;
    height: 350px;
    position: relative;
    z-index: 2;
    animation: float 8s ease-in-out infinite;
    display: flex;
    flex-direction: column;
}

.panel-header {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
}

.mac-dots {
    display: flex;
    gap: 6px;
}

.mac-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #4B5563;
}

.mac-dots span:nth-child(1) { background: #EF4444; }
.mac-dots span:nth-child(2) { background: #F59E0B; }
.mac-dots span:nth-child(3) { background: #10B981; }

.panel-title {
    margin: 0 auto;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.panel-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skeleton-chart {
    height: 100px;
    width: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0.02) 25%, rgba(255,255,255,0.05) 50%, rgba(255,255,255,0.02) 75%);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
    border-radius: 8px;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 15px;
    height: 120px;
}

.skeleton-bars .bar {
    width: 100%;
    background: var(--gradient-primary);
    border-radius: 4px 4px 0 0;
    opacity: 0.8;
}

.floating-card {
    position: absolute;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 3;
    animation: float 6s ease-in-out infinite reverse;
}

.floating-card i {
    font-size: 2rem;
}

.floating-card .card-title {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.floating-card .card-value {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
}

.card-1 {
    bottom: 20px;
    right: -20px;
}


/* --- Metrics Section --- */
.metrics {
    padding: 60px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background: linear-gradient(90deg, rgba(30,64,175,0.05), transparent, rgba(124,58,237,0.05));
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.metric-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metric-label {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* --- Problems Section --- */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.problem-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 10px;
}

.problem-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
}

.problem-card p {
    color: var(--text-muted);
}

/* --- Solutions Section --- */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.solution-card {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px 30px;
    border-radius: 16px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.solution-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.solution-card:hover::before {
    opacity: 0.05;
}

.card-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--color-accent);
    margin-bottom: 24px;
    transition: all var(--transition-fast);
}

.solution-card:hover .card-icon {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.solution-card h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.solution-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- Differentials Section --- */
.diff-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px 30px;
}

.diff-item {
    text-align: center;
    padding: 20px;
}

.diff-item i {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
}

.diff-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
}

/* --- Portfolio Section --- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-card {
    cursor: pointer;
    overflow: hidden;
    padding: 0; /* Override glass-card default if needed, or handle inside */
}

.portfolio-img {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.8);
}

.bg-gradient-1 { background: linear-gradient(135deg, #1E40AF, #3B82F6); }
.bg-gradient-2 { background: linear-gradient(135deg, #7C3AED, #A855F7); }
.bg-gradient-3 { background: linear-gradient(135deg, #06B6D4, #3B82F6); }
.bg-gradient-4 { background: linear-gradient(135deg, #F59E0B, #EF4444); }
.bg-gradient-5 { background: linear-gradient(135deg, #10B981, #06B6D4); }
.bg-gradient-6 { background: linear-gradient(135deg, #4B5563, #1F2937); }

.portfolio-content {
    padding: 24px;
}

.portfolio-content h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.portfolio-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.9rem;
}

.portfolio-card:hover .btn-link {
    gap: 12px; /* Micro animation on hover */
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-darker);
    border: var(--border-glass);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    padding: 40px;
    position: relative;
    transform: translateY(20px);
    transition: all var(--transition-normal);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-body h3 {
    font-size: 1.8rem;
    margin-bottom: 16px;
    color: var(--color-accent);
}

.modal-body p {
    margin-bottom: 16px;
    color: var(--text-muted);
}

.modal-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.tag {
    padding: 4px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-main);
}


/* --- Process Timeline --- */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 20px;
    width: 2px;
    background: rgba(255, 255, 255, 0.1);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 0;
    top: 0;
    width: 42px;
    height: 42px;
    background: var(--bg-darker);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-primary);
    z-index: 2;
    box-shadow: 0 0 10px rgba(30, 64, 175, 0.5);
}

.timeline-content {
    padding: 24px;
}

.timeline-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--color-accent);
}


/* --- Testimonials --- */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.testimonial-card {
    padding: 40px;
}

.stars {
    color: var(--color-yellow);
    margin-bottom: 20px;
    display: flex;
    gap: 4px;
}

.review {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 30px;
    line-height: 1.8;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.client-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.client-info h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.client-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}


/* --- CTA Section --- */
.cta-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    opacity: 0.1;
    z-index: -1;
}

.cta-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    padding: 60px;
    background: rgba(10, 10, 15, 0.8);
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    font-weight: 500;
}

.contact-link i {
    font-size: 1.5rem;
}

.cta-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-main);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.08);
}

.form-group select option {
    background: var(--bg-darker);
    color: var(--text-main);
}


/* --- Footer --- */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.brand-col .logo-footer {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 20px;
    display: inline-block;
}

.brand-col p {
    color: var(--text-muted);
    max-width: 300px;
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 24px;
    color: var(--text-main);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul a {
    color: var(--text-muted);
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}


/* --- Animações --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }


/* --- Responsividade --- */
@media (max-width: 1024px) {
    .hero-title { font-size: 3rem; }
    .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
    .problems-grid { grid-template-columns: 1fr; }
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .cta-container { grid-template-columns: 1fr; padding: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 50px; }
}

@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-darker);
        flex-direction: column;
        padding: 40px 20px;
        transition: left var(--transition-normal);
        z-index: 999;
    }
    
    .main-nav.active { left: 0; }
    .nav-list { flex-direction: column; text-align: center; width: 100%; gap: 20px; }
    .mobile-menu-btn { display: block; }
    
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-cta { justify-content: center; }
    .hero-visual { display: none; /* Simplifica o mobile inicial */ }
    
    .section-title { font-size: 2rem; }
    
    .solutions-grid, .diff-grid, .portfolio-grid, .testimonials-grid { grid-template-columns: 1fr; }
    
    .timeline::before { left: 15px; }
    .timeline-dot { width: 30px; height: 30px; left: 0; font-size: 0.9rem; }
    .timeline-item { padding-left: 45px; }
    
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .brand-col p { margin: 0 auto; }
}