/* ==========================================================================
   VARIÁVEIS E CONFIGURAÇÕES GLOBAIS
   ========================================================================== */
   :root {
    /* Cores */
    --color-primary: #0a192f;
    --color-primary-dark: #020c1b;
    --color-primary-light: #172a45;
    --color-primary-lighter: #303f60;
    
    --color-accent: #64ffda;
    --color-accent-dark: #1e90ff;
    
    --color-text-primary: #e6f1ff;
    --color-text-secondary: #8892b0;
    --color-text-tertiary: #495670;
    
    /* Espaçamentos */
    --space-unit: 1rem;
    --space-xxs: calc(0.25 * var(--space-unit));
    --space-xs: calc(0.5 * var(--space-unit));
    --space-sm: calc(0.75 * var(--space-unit));
    --space-md: calc(1.25 * var(--space-unit));
    --space-lg: calc(2 * var(--space-unit));
    --space-xl: calc(3.25 * var(--space-unit));
    --space-xxl: calc(5.25 * var(--space-unit));
    
    /* Tipografia */
    --font-primary: 'Montserrat', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: 'Orbitron', 'Courier New', monospace;
    
    /* Bordas */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.16);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.3);
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.45s ease;
    
    /* Z-index */
    --z-index-background: -1;
    --z-index-base: 1;
    --z-index-dropdown: 100;
    --z-index-sticky: 200;
    --z-index-fixed: 300;
    --z-index-modal: 400;
    --z-index-toast: 500;
  }
  
  /* ==========================================================================
     RESET E BASE
     ========================================================================== */
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  html {
    scroll-behavior: smooth;
    font-size: 100%;
  }
  
  body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-primary);
    overflow-x: hidden;
    position: relative;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  /* Seleção de texto */
  ::selection {
    background-color: var(--color-accent);
    color: var(--color-primary);
  }
  
  /* Links */
  a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  
  a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
  }
  
  /* Imagens */
  img {
    max-width: 100%;
    height: auto;
    display: block;
  }
  
  /* Listas */
  ul, ol {
    list-style: none;
  }
  
  /* Container */
  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
  }
  
  /* Utility Classes */
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  
  /* ==========================================================================
     COMPONENTES
     ========================================================================== */
  
  /* Grid Lines Background */
  .grid-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-index-background);
    pointer-events: none;
    
    .line {
      position: absolute;
      background-color: rgba(23, 42, 69, 0.15);
      
      &.vertical {
        width: 1px;
        height: 100%;
        top: 0;
        
        &:nth-child(1) { left: 20%; }
        &:nth-child(2) { left: 50%; transform: translateX(-50%); }
        &:nth-child(3) { left: 80%; }
      }
      
      &.horizontal {
        height: 1px;
        width: 100%;
        left: 0;
        
        &:nth-child(4) { top: 20%; }
        &:nth-child(5) { top: 50%; transform: translateY(-50%); }
      }
    }
  }
  
  /* Header */
  .main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-index-fixed);
    background-color: rgba(10, 25, 47, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(100, 255, 218, 0.1);
    transition: all var(--transition-normal);
    
    &.scrolled {
      padding: var(--space-sm) 0;
      box-shadow: var(--shadow-md);
    }
    
    .header-wrapper {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 80px;
    }
    
    /* Logo */
    .logo {
      display: flex;
      align-items: center;
      font-family: var(--font-secondary);
      font-size: 1.8rem;
      font-weight: 700;
      color: var(--color-accent);
      letter-spacing: 2px;
      text-transform: uppercase;
      
      &:hover {
        .glow {
          text-shadow: 0 0 10px rgba(100, 255, 218, 0.7);
        }
        
        .pixel {
          animation: pulse 1.5s infinite;
        }
      }
      
      .glow {
        transition: text-shadow var(--transition-normal);
      }
      
      .pixel {
        width: 8px;
        height: 8px;
        background-color: var(--color-accent-dark);
        margin-left: var(--space-xs);
        border-radius: 1px;
      }
    }
    
    /* Navigation */
    .main-nav {
      @media (max-width: 768px) {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--color-primary);
        padding: var(--space-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        transition: transform var(--transition-normal);
        opacity: 0;
        visibility: hidden;
        
        &.active {
          transform: translateY(0);
          opacity: 1;
          visibility: visible;
        }
      }
      
      .nav-list {
        display: flex;
        gap: var(--space-lg);
        
        @media (max-width: 768px) {
          flex-direction: column;
          gap: var(--space-md);
        }
      }
      
      .nav-link {
        position: relative;
        font-weight: 500;
        font-size: 0.95rem;
        color: var(--color-text-primary);
        padding: var(--space-xs) 0;
        transition: color var(--transition-fast);
        
        &::before {
          content: '';
          position: absolute;
          bottom: 0;
          left: 0;
          width: 0;
          height: 2px;
          background-color: var(--color-accent);
          transition: width var(--transition-normal);
        }
        
        &:hover,
        &[aria-current="page"] {
          color: var(--color-accent);
          
          &::before {
            width: 100%;
          }
        }
        
        @media (max-width: 768px) {
          font-size: 1.1rem;
        }
      }
    }
    
    /* Mobile Menu Toggle */
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: var(--space-xs);
      z-index: var(--z-index-fixed);
      
      @media (max-width: 768px) {
        display: block;
      }
      
      .hamburger {
        position: relative;
        width: 24px;
        height: 2px;
        background-color: var(--color-text-primary);
        transition: all var(--transition-fast);
        
        &::before,
        &::after {
          content: '';
          position: absolute;
          width: 100%;
          height: 2px;
          background-color: var(--color-text-primary);
          transition: all var(--transition-normal);
        }
        
        &::before {
          top: -8px;
        }
        
        &::after {
          top: 8px;
        }
      }
      
      &.active {
        .hamburger {
          background-color: transparent;
          
          &::before {
            transform: translateY(8px) rotate(45deg);
          }
          
          &::after {
            transform: translateY(-8px) rotate(-45deg);
          }
        }
      }
    }
  }
  
  /* Botões */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-md);
    font-weight: 500;
    font-size: 1rem;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-align: center;
    white-space: nowrap;
    
    &:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 2px;
    }
    
    i {
      margin-left: var(--space-xs);
      transition: transform var(--transition-fast);
    }
    
    &-primary {
      background-color: transparent;
      color: var(--color-accent);
      border: 1px solid var(--color-accent);
      position: relative;
      overflow: hidden;
      z-index: 1;
      
      &::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 0;
        height: 100%;
        background-color: var(--color-accent);
        transition: width var(--transition-normal);
        z-index: -1;
      }
      
      &:hover {
        color: var(--color-primary);
        
        &::before {
          width: 100%;
        }
        
        i {
          transform: translateX(4px);
        }
      }
    }
    
    &-secondary {
      background-color: rgba(100, 255, 218, 0.1);
      color: var(--color-accent);
      border: 1px solid transparent;
      
      &:hover {
        background-color: rgba(100, 255, 218, 0.2);
        border-color: rgba(100, 255, 218, 0.3);
      }
    }
    
    &-outline {
      background-color: transparent;
      color: var(--color-text-primary);
      border: 1px solid var(--color-text-secondary);
      
      &:hover {
        border-color: var(--color-accent);
        color: var(--color-accent);
      }
    }
  }
  
  /* Seções */
  .section {
    padding: var(--space-xxl) 0;
    
    &-header {
      margin-bottom: var(--space-xl);
      text-align: center;
      
      @media (min-width: 992px) {
        text-align: left;
      }
    }
    
    &-title {
      font-size: 2.5rem;
      font-weight: 700;
      margin-bottom: var(--space-sm);
      position: relative;
      display: inline-block;
      font-family: var(--font-secondary);
      
      .section-icon {
        color: var(--color-accent);
        margin-right: var(--space-sm);
      }
      
      &::after {
        content: '';
        position: absolute;
        bottom: -8px;
        left: 0;
        width: 60px;
        height: 2px;
        background-color: var(--color-accent);
      }
    }
    
    &-subtitle {
      font-size: 1.2rem;
      color: var(--color-text-secondary);
      max-width: 700px;
      margin: 0 auto;
      
      @media (min-width: 992px) {
        margin: 0;
      }
    }
    
    &-cta {
      margin-top: var(--space-lg);
      text-align: center;
    }
  }
  
  /* Hero Section */
.hero-section {
    background-image: url('/fundo\ site\ code\ crat.avif');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Efeito parallax opcional */
    position: relative;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5); /* Overlay para melhor legibilidade */
}

.hero-content {
    position: relative;
    z-index: 1;
}


  
  /* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center; 
  padding: 120px 20px 80px; 
  position: relative;
  overflow: hidden;
  text-align: center;

  .hero-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
    max-width: 960px;
    width: 100%;

    @media (min-width: 992px) {
      gap: var(--space-2xl);
    }
  }

  .hero-content {
    order: 1;
  }

  .glow-text {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.2;
    margin-bottom: var(--space-md);
    font-weight: 700;
    font-family: var(--font-secondary);

    .highlight {
      color: var(--color-accent);
      position: relative;

      &::after {
        content: '';
        position: absolute;
        bottom: 5px;
        left: 0;
        width: 100%;
        height: 2px;
        background-color: var(--color-accent);
        transform: scaleX(0);
        transform-origin: right;
        transition: transform var(--transition-slow);
      }
    }

    &:hover .highlight::after {
      transform: scaleX(1);
      transform-origin: left;
    }
  }

  .hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-lg);
  }
}
  /* Services Section */
  .services-section {
    background-color: var(--color-primary-light);
    position: relative;
    
    
     h2 {
        font-size: 1.8rem;
        margin-bottom: var(--space-md);
        color: var(--color-accent);
      }

    
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: var(--space-lg);
    }
    
    .service-card {
      background-color: rgba(10, 25, 47, 0.5);
      border: 1px solid rgba(100, 255, 218, 0.1);
      padding: var(--space-xl) var(--space-lg);
      border-radius: var(--border-radius-md);
      transition: all var(--transition-normal);
      position: relative;
      overflow: hidden;
      z-index: 1;
      
      &::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(135deg, rgba(30, 144, 255, 0.1), rgba(100, 255, 218, 0.1));
        z-index: -1;
        opacity: 0;
        transition: opacity var(--transition-normal);
      }
      
      &:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-lg);
        border-color: rgba(100, 255, 218, 0.3);
        
        &::before {
          opacity: 1;
        }
        
        .service-icon {
          transform: translateY(-5px);
        }
      }
    }
    
    .service-icon {
      width: 70px;
      height: 70px;
      background-color: rgba(100, 255, 218, 0.1);
      border-radius: 50%;
      display: flex;
      justify-content: center;
      align-items: center;
      margin-bottom: var(--space-md);
      color: var(--color-accent);
      font-size: 1.8rem;
      transition: transform var(--transition-normal);
    }
    
    .service-card h3 {
      font-size: 1.4rem;
      margin-bottom: var(--space-sm);
      color: var(--color-text-primary);
    }
    
    .service-card p {
      color: var(--color-text-secondary);
      line-height: 1.7;
      margin-bottom: var(--space-md);
    }
    
    .service-features {
      margin-top: var(--space-md);
      
      li {
        position: relative;
        padding-left: var(--space-md);
        margin-bottom: var(--space-xs);
        color: var(--color-text-secondary);
        font-size: 0.9rem;
        
        &::before {
          content: '▹';
          position: absolute;
          left: 0;
          color: var(--color-accent);
        }
      }
    }
    
    .service-link {
      display: inline-flex;
      align-items: center;
      color: var(--color-accent);
      font-size: 0.9rem;
      margin-top: var(--space-sm);
      transition: color var(--transition-fast);
      
      i {
        margin-left: var(--space-xs);
        transition: transform var(--transition-fast);
      }
      
      &:hover {
        color: var(--color-text-primary);
        
        i {
          transform: translateX(3px);
        }
      }
    }
  }
  
  /* Projects Section */
  .projects-section {
    position: relative;
    padding: var(--space-xl) var (var(--space-lg) );
    
    .projects-slider {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: var(--space-lg);
    }

    h2 {
        font-size: 1.8rem;
        margin-bottom: var(--space-md);
        color: var(--color-accent);
      }
    
    .project-item {
      height: 300px;
      position: relative;
      overflow: hidden;
      border-radius: var(--border-radius-md);
      
      &:hover {
        .project-image {
          transform: scale(1.05);
        }
        
        .project-overlay {
          opacity: 1;
        }
      }
    }
    
    .project-image {
      width: 100%;
      height: 100%;
      background-size: cover;
      background-position: center;
      transition: transform var(--transition-slow);
    }
    
    .project-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(10, 25, 47, 0.9);
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      opacity: 0;
      transition: opacity var(--transition-normal);
      padding: var(--space-md);
      text-align: center;
    }
    
    .project-overlay h3 {
      font-size: 1.6rem;
      margin-bottom: var(--space-xs);
      color: var(--color-accent);
    }
    
    .project-category {
      color: var(--color-text-secondary);
      margin-bottom: var(--space-md);
      font-size: 0.9rem;
    }
    
    .project-link {
      display: inline-flex;
      align-items: center;
      padding: var(--space-sm) var(--space-md);
      border: 1px solid var(--color-accent);
      border-radius: var(--border-radius-sm);
      transition: all var(--transition-normal);
      color: var(--color-text-primary);
      
      i {
        margin-left: var(--space-xs);
      }
      
      &:hover {
        background-color: var(--color-accent);
        color: var(--color-primary);
      }
    }
  }
  
  /* Team Section */
  .team-section {
    background-color: var(--color-primary-light);

    /*cor e ajuste do nome equipe*/
  
    h2 {
        font-size: 1.8rem;
        margin-bottom: var(--space-md);
        color: var(--color-accent);
      }
    
    .team-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: var(--space-lg);
    }
    
    .team-member {
      text-align: center;
      background-color: rgba(10, 25, 47, 0.5);
      padding: var(--space-xl) var(--space-lg);
      border-radius: var(--border-radius-md);
      transition: all var(--transition-normal);
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(100, 255, 218, 0.1);
      
      &:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-md);
        border-color: rgba(100, 255, 218, 0.3);
      }
    }
    
    .member-image {
      width: 150px;
      height: 150px;
      margin: 0 auto var(--space-md);
      border-radius: 50%;
      background-color: var(--color-primary-lighter);
      position: relative;
      overflow: hidden;
      border: 3px solid var(--color-accent);
      
      img {
        width: 100%;
        height: 100%;
        object-fit: cover;
      }
    }
    
    .member-social {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(10, 25, 47, 0.8);
      display: flex;
      justify-content: center;
      align-items: center;
      opacity: 0;
      transition: opacity var(--transition-normal);
      
      a {
        color: var(--color-text-primary);
        font-size: 1.2rem;
        margin: 0 var(--space-xs);
        transition: color var(--transition-fast);
        
        &:hover {
          color: var(--color-accent);
        }
      }
    }
    
    .team-member:hover .member-social {
      opacity: 1;
    }
    
    .team-member h3 {
      font-size: 1.4rem;
      margin-bottom: var(--space-xs);
      color: var(--color-text-primary);
    }
    
    .member-role {
      color: var(--color-accent);
      font-size: 0.9rem;
      margin-bottom: var(--space-sm);
    }
    
    .member-bio {
      color: var(--color-text-secondary);
      font-size: 0.9rem;
      line-height: 1.6;
    }
  }
  
  /* Contact Section */
  .contact-section {
    position: relative;
    
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--space-xl);
      
      @media (min-width: 992px) {
        grid-template-columns: 1fr 1fr;
      }
    }
    

    h2 {
        font-size: 1.8rem;
        margin-bottom: var(--space-md);
        color: var(--color-accent);
      }
    .contact-info {
      h3 {
        font-size: 1.8rem;
        margin-bottom: var(--space-md);
        color: var(--color-accent);
      }
      
      p {
        color: var(--color-text-secondary);
        margin-bottom: var(--space-lg);
        line-height: 1.7;
      }
    }
    
    .info-item {
      display: flex;
      align-items: center;
      margin-bottom: var(--space-md);
      
      i {
        font-size: 1.2rem;
        color: var(--color-accent);
        margin-right: var(--space-md);
        width: 24px;
        text-align: center;
      }
      
      a {
        color: var(--color-text-primary);
        transition: color var(--transition-fast);
        
        &:hover {
          color: var(--color-accent);
        }
      }
    }
    
    .social-links {
      margin-top: var(--space-xl);
      
      p {
        margin-bottom: var(--space-sm);
        color: var(--color-text-secondary);
      }
      
      .social-icons {
        display: flex;
        gap: var(--space-md);
        
        a {
          display: flex;
          align-items: center;
          justify-content: center;
          width: 40px;
          height: 40px;
          border-radius: 50%;
          background-color: rgba(100, 255, 218, 0.1);
          color: var(--color-text-primary);
          transition: all var(--transition-normal);
          
          &:hover {
            background-color: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-3px);
          }
        }
      }
    }
    
    .contact-form {
      background-color: var(--color-primary-light);
      padding: var(--space-xl);
      border-radius: var(--border-radius-md);
      border: 1px solid rgba(100, 255, 218, 0.1);
      
      h3 {
        font-size: 1.5rem;
        margin-bottom: var(--space-md);
        color: var(--color-accent);
      }
    }
    
    .form-group {
      margin-bottom: var(--space-md);
      
      label {
        display: block;
        margin-bottom: var(--space-xs);
        color: var(--color-text-secondary);
        font-size: 0.9rem;
      }
      
      input,
      textarea,
      select {
        width: 100%;
        padding: var(--space-sm) var(--space-md);
        background-color: rgba(10, 25, 47, 0.5);
        border: 1px solid rgba(100, 255, 218, 0.1);
        border-radius: var(--border-radius-sm);
        color: var(--color-text-primary);
        font-size: 1rem;
        transition: all var(--transition-normal);
        
        &:focus {
          outline: none;
          border-color: var(--color-accent);
          box-shadow: 0 0 0 2px rgba(100, 255, 218, 0.2);
        }
        
        &::placeholder {
          color: var(--color-text-tertiary);
        }
      }
      
      textarea {
        resize: vertical;
        min-height: 150px;
      }
      
      select {
        appearance: none;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364ffda' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right var(--space-md) center;
        background-size: 16px;
      }
    }
    
    .form-submit {
      margin-top: var(--space-lg);
      
      button {
        width: 100%;
      }
    }
  }
  
  /* Footer */
  .main-footer {
    background-color: var(--color-primary );
    padding: var(--space-xxl) 0 var(--space-lg);
    border-top: 1px solid rgba(100, 255, 218, 0.1);
    
    .footer-content {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: var(--space-xl);
      margin-bottom: var(--space-xl);
    }
    
    .footer-logo {
      span {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--color-accent);
        letter-spacing: 2px;
        display: block;
        margin-bottom: var(--space-sm);
        font-family: var(--font-secondary);
      }
      
      p {
        color: var(--color-text-secondary);
        line-height: 1.7;
        margin-bottom: var(--space-lg);
      }
    }
    
    .footer-links,
    .footer-services {
      h4 {
        font-size: 1.2rem;
        color: var(--color-text-primary);
        margin-bottom: var(--space-md);
        position: relative;
        
        &::after {
          content: '';
          position: absolute;
          bottom: -8px;
          left: 0;
          width: 40px;
          height: 2px;
          background-color: var(--color-accent);
        }
      }
      
      ul li {
        margin-bottom: var(--space-sm);
        
        a {
          color: var(--color-text-secondary);
          transition: color var(--transition-fast);
          
          &:hover {
            color: var(--color-accent);
          }
        }
      }
    }
    
    .footer-newsletter {
      h4 {
        font-size: 1.2rem;
        color: var(--color-text-primary);
        margin-bottom: var(--space-md);
        position: relative;
        
        &::after {
          content: '';
          position: absolute;
          bottom: -8px;
          left: 0;
          width: 40px;
          height: 2px;
          background-color: var(--color-accent);
        }
      }
      
      p {
        color: var(--color-text-secondary);
        margin-bottom: var(--space-md);
        line-height: 1.7;
      }
      
      .newsletter-group {
        display: flex;
        
        input {
          flex: 1;
          padding: var(--space-sm) var(--space-md);
          background-color: rgba(10, 25, 47, 0.5);
          border: 1px solid rgba(100, 255, 218, 0.1);
          border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
          color: var(--color-text-primary);
          font-size: 1rem;
          
          &:focus {
            outline: none;
            border-color: var(--color-accent);
          }
        }
        
        button {
          padding: 0 var(--space-md);
          background-color: var(--color-accent);
          color: var(--color-primary);
          border: none;
          border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
          cursor: pointer;
          transition: all var(--transition-normal);
          
          &:hover {
            background-color: var(--color-accent-dark);
          }
        }
      }
    }
    
    .footer-bottom {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      align-items: center;
      padding-top: var(--space-lg);
      border-top: 1px solid rgba(100, 255, 218, 0.1);
      
      @media (min-width: 768px) {
        flex-direction: row;
      }
      
      p {
        color: var(--color-text-secondary);
        font-size: 0.9rem;
        margin-bottom: var(--space-sm);
        
        @media (min-width: 768px) {
          margin-bottom: 0;
        }
      }
    }
    
    .footer-legal {
      display: flex;
      gap: var(--space-md);
      
      a {
        color: var(--color-text-secondary);
        font-size: 0.9rem;
        transition: color var(--transition-fast);
        
        &:hover {
          color: var(--color-accent);
        }
      }
    }
  }
  
  /* Back to Top Button */
  .back-to-top {
    position: fixed;
    bottom: var(--space-md);
    right: var(--space-md);
    width: 50px;
    height: 50px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: var(--z-index-sticky);
    box-shadow: var(--shadow-md);
    
    &.visible {
      opacity: 1;
      visibility: visible;
    }
    
    &:hover {
      background-color: var(--color-accent-dark);
      transform: translateY(-3px);
    }
  }
  
  /* ==========================================================================
     ANIMAÇÕES
     ========================================================================== */
  @keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
  }
  
  @keyframes pulse {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.95); }
    100% { opacity: 1; transform: scale(1); }
  }
  
  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
  }
  
  /* ==========================================================================
     RESPONSIVIDADE
     ========================================================================== */
  @media (max-width: 1200px) {
    :root {
      --space-unit: 0.9rem;
    }
  }
  
  @media (max-width: 992px) {
    .section {
      padding: var(--space-xl) 0;
    }
    
    .section-title {
      font-size: 2rem;
    }
  }
  
  @media (max-width: 768px) {
    :root {
      --space-unit: 0.8rem;
    }
    
    .hero-section {
      padding: 100px 0 60px;
    }
    
    .hero-cta {
      flex-direction: column;
      
      .btn {
        width: 100%;
      }
    }
    
    .contact-form {
      padding: var(--space-lg);
    }
  }
  
  @media (max-width: 576px) {
    :root {
      --space-unit: 0.7rem;
    }
    
    .section-title {
      font-size: 1.8rem;
    }
    
    .footer-content {
      grid-template-columns: 1fr;
    }
    
    .footer-legal {
      flex-direction: column;
      gap: var(--space-xs);
      text-align: center;
    }
  }