.sobre-hero{background:linear-gradient(135deg,#3498db,#2980b9);color:#fff;padding:4rem 0;text-align:center;margin:-1rem -1rem 3rem}.hero-content h1{font-size:var(--spacing-10);margin-bottom:1rem;font-weight:600}.hero-subtitle{font-size:1.2rem;opacity:.9;max-width:600px;margin:0 auto;line-height:1.6}.sobre-agradecimento,.sobre-contato,.sobre-diferenciais,.sobre-funcionalidades,.sobre-missao,.sobre-opensource,.sobre-tecnologia{margin-bottom:4rem}.sobre-agradecimento h2,.sobre-contato h2,.sobre-diferenciais h2,.sobre-funcionalidades h2,.sobre-missao h2,.sobre-opensource h2,.sobre-tecnologia h2{color:#2c3e50;font-size:var(--font-size-4xl);margin-bottom:var(--spacing-6);padding-bottom:.5rem;border-bottom:3px solid #3498db;display:inline-block}.sobre-missao p{font-size:1.1rem;line-height:1.8;color:#555}.funcionalidades-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-8);margin-top:var(--spacing-8)}.funcionalidade-card{background:#f8f9fa;border-radius:var(--border-radius-lg);padding:var(--spacing-8);text-align:center;transition:transform .3s,box-shadow .3s;border:1px solid #e9ecef}.funcionalidade-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.1)}.card-icon{background:#3498db;color:#fff;width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto var(--spacing-6) auto;font-size:var(--font-size-2xl)}.funcionalidade-card h3{color:#2c3e50;font-size:var(--font-size-xl);margin-bottom:1rem}.funcionalidade-card p{color:#666;line-height:1.6;margin-bottom:var(--spacing-6)}.funcionalidade-card ul{list-style:none;padding:0;text-align:left}.funcionalidade-card ul li{color:#555;padding:.3rem 0;position:relative;padding-left:var(--spacing-6)}.funcionalidade-card ul li::before{content:"✓";color:#27ae60;font-weight:700;position:absolute;left:0}.diferenciais-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--spacing-6);margin-top:var(--spacing-8)}.diferencial-item{display:flex;align-items:flex-start;gap:var(--spacing-6);padding:var(--spacing-6);background:#fff;border-radius:var(--border-radius-md);border-left:4px solid #3498db;box-shadow:0 2px 10px rgba(0,0,0,.05);transition:box-shadow .3s}.diferencial-item:hover{box-shadow:0 5px 20px rgba(0,0,0,.1)}.diferencial-icon{background:#3498db;color:#fff;width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}.diferencial-content h3{color:#2c3e50;font-size:1.2rem;margin-bottom:.5rem}.diferencial-content p{color:#666;line-height:1.6;margin:0}.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-6);margin:var(--spacing-8) 0}.tech-item{text-align:center;padding:var(--spacing-6);background:#f8f9fa;border-radius:var(--border-radius-md);transition:transform .3s}.tech-item:hover{transform:translateY(-3px)}.tech-item i{font-size:var(--font-size-xl);color:#3498db;margin-bottom:1rem;display:block}.tech-item h3{color:#2c3e50;font-size:1.1rem;margin-bottom:.5rem}.tech-item p{color:#666;font-size:.9rem;margin:0}.tech-note{background:#e8f4fd;padding:1rem;border-radius:var(--border-radius-md);color:#2c3e50;font-style:italic;margin-top:var(--spacing-8);border-left:4px solid #3498db}.opensource-list li{padding:.5rem 0;color:#555;display:flex;align-items:center;gap:.75rem}.opensource-list li i{color:#27ae60;font-size:1.1rem}.contato-item i{font-size:var(--font-size-4xl);color:#3498db}.contato-item h3{color:#2c3e50;font-size:1.1rem;margin-bottom:.3rem}.contato-item p{color:#666;margin:0;font-size:.9rem}.sobre-agradecimento{background:linear-gradient(135deg,#2c3e50,#34495e);color:#fff;padding:var(--spacing-12);border-radius:var(--border-radius-lg);text-align:center;margin:var(--spacing-12) -1rem 0 -1rem}.agradecimento-content h2{color:#fff;border:none;font-size:var(--font-size-4xl);margin-bottom:var(--spacing-6)}.agradecimento-content p{font-size:1.1rem;line-height:1.6;margin-bottom:var(--spacing-8);opacity:.9}.cta-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.dark-mode .sobre-hero{background:linear-gradient(135deg,#2c3e50,#34495e)}.dark-mode .sobre-contato h2,.dark-mode .sobre-diferenciais h2,.dark-mode .sobre-funcionalidades h2,.dark-mode .sobre-missao h2,.dark-mode .sobre-opensource h2,.dark-mode .sobre-tecnologia h2{color:#ecf0f1}.dark-mode .sobre-missao p{color:#bdc3c7}.dark-mode .funcionalidade-card{background:#34495e;border-color:#2c3e50}.dark-mode .funcionalidade-card h3{color:#ecf0f1}.dark-mode .funcionalidade-card p,.dark-mode .funcionalidade-card ul li{color:#bdc3c7}.dark-mode .diferencial-item{background:#34495e}.dark-mode .diferencial-content h3{color:#ecf0f1}.dark-mode .diferencial-content p{color:#bdc3c7}.dark-mode .tech-item{background:#34495e}.dark-mode .tech-item h3{color:#ecf0f1}.dark-mode .tech-item p{color:#bdc3c7}.dark-mode .tech-note{background:#2c3e50;color:#ecf0f1}.dark-mode .opensource-list li{color:#bdc3c7}.dark-mode .dark-mode .contato-item h3{color:#ecf0f1}.dark-mode .contato-item p{color:#bdc3c7}@media (max-width:768px){.hero-content h1{font-size:var(--font-size-4xl)}.hero-subtitle{font-size:var(--font-size-base)}.sobre-hero{padding:var(--spacing-8) 0}.diferenciais-grid,.funcionalidades-grid{grid-template-columns:1fr}.diferencial-item{flex-direction:column;text-align:center;gap:1rem}.cta-buttons{flex-direction:column;align-items:center}}