/* Green Code IT Services - Professional Website Styles

/* CSS Custom Properties for Brand Colors and Spacing */
:root {
    /* Brand Colors */
    --primary-green: #2E8B57;
    --primary-green-light: #3CB371;
    --primary-green-dark: #228B22;
    --light-black: #333333;
    --dark-gray: #2c2c2c;
    --medium-gray: #666666;
    --light-gray: #f8f9fa;
    --white: #ffffff;
    --accent-blue: #007bff;
    --success-green: #28a745;
    --warning-orange: #ffc107;
    --error-red: #dc3545;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Fira Code', 'Monaco', 'Consolas', monospace;
    
    /* Font Sizes - Responsive Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    
    /* Spacing - 8px Grid System */
    --space-1: 0.5rem;   /* 8px */
    --space-2: 1rem;     /* 16px */
    --space-3: 1.5rem;   /* 24px */
    --space-4: 2rem;     /* 32px */
    --space-5: 2.5rem;   /* 40px */
    --space-6: 3rem;     /* 48px */
    --space-8: 4rem;     /* 64px */
    --space-10: 5rem;    /* 80px */
    --space-12: 6rem;    /* 96px */
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Z-index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
  }
  
  /* Reset and Base Styles */
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }
  
  body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--light-black);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  /* Skip Link for Accessibility */
  .skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-green);
    color: var(--white);
    padding: var(--space-2);
    text-decoration: none;
    border-radius: var(--border-radius);
    z-index: var(--z-tooltip);
    transition: top var(--transition-fast);
  }
  
  .skip-link:focus {
    top: 6px;
  }
  
  /* Container */
  .container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-2);
  }
  
  @media (min-width: 768px) {
    .container {
      padding: 0 var(--space-4);
    }
  }
  
  /* Typography */
  h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-2);
    color: var(--light-black);
  }
  
  h1 { font-size: var(--text-4xl); }
  h2 { font-size: var(--text-3xl); }
  h3 { font-size: var(--text-2xl); }
  h4 { font-size: var(--text-xl); }
  h5 { font-size: var(--text-lg); }
  h6 { font-size: var(--text-base); }
  
  @media (min-width: 768px) {
    h1 { font-size: var(--text-5xl); }
    h2 { font-size: var(--text-4xl); }
    h3 { font-size: var(--text-3xl); }
  }
  
  p {
    margin-bottom: var(--space-3);
    color: var(--medium-gray);
  }
  
  a {
    color: var(--primary-green);
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  
  a:hover,
  a:focus {
    color: var(--primary-green-dark);
    text-decoration: underline;
  }
  
  /* Header and Navigation */
  .header {
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    transition: background-color var(--transition-normal);
  }
  
  .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) 0;
    position: relative;
  }
  
  .nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 700;
    font-size: var(--text-xl);
    color: var(--light-black);
  }
  
  .logo {
    width: 220px;
    height: 52px;
    border-radius: var(--border-radius);
    object-fit: cover;
  }
  
  .brand-name {
    color: var(--primary-green);
  }
  
  /* Mobile Navigation Toggle */
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: var(--z-modal);
  }
  
  .hamburger {
    width: 24px;
    height: 3px;
    background-color: var(--light-black);
    border-radius: 2px;
    transition: all var(--transition-normal);
    transform-origin: center;
  }
  
  .nav-toggle.active .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }
  
  .nav-toggle.active .hamburger:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }
  
  /* Navigation Menu */
  .nav-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-4);
    list-style: none;
    transition: left var(--transition-normal);
    z-index: var(--z-modal);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-menu li {
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-normal);
  }
  
  .nav-menu.active li {
    opacity: 1;
    transform: translateY(0);
  }
  
  .nav-menu a {
    font-size: var(--text-xl);
    font-weight: 500;
    color: var(--light-black);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
  }
  
  .nav-menu a:hover,
  .nav-menu a:focus,
  .nav-menu a[aria-current="page"] {
    background-color: var(--primary-green);
    color: var(--white);
    text-decoration: none;
  }
  
  /* Phone Number in Navigation */
  .nav-phone {
    display: none;
    align-items: center;
    gap: var(--space-1);
    background-color: var(--primary-green);
    color: var(--white);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: background-color var(--transition-fast);
  }
  
  .nav-phone:hover,
  .nav-phone:focus {
    background-color: var(--primary-green-dark);
    text-decoration: none;
    color: var(--white);
  }
  
  /* Desktop Navigation */
  @media (min-width: 768px) {
    .nav-toggle {
      display: none;
    }
    
    .nav-menu {
      position: static;
      width: auto;
      height: auto;
      background: transparent;
      flex-direction: row;
      gap: var(--space-2);
    }
    
    .nav-menu li {
      opacity: 1;
      transform: none;
    }
    
    .nav-menu a {
      font-size: var(--text-base);
      padding: var(--space-2);
    }
    
    .nav-phone {
      display: flex;
    }
  }
  
  /* Breadcrumb Navigation */
  .breadcrumb {
    background-color: var(--light-gray);
    padding: var(--space-2) 0;
    margin-top: 80px;
  }
  
  .breadcrumb-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
    font-size: var(--text-sm);
  }
  
  .breadcrumb-list li:not(:last-child)::after {
    content: '→';
    margin-left: var(--space-1);
    color: var(--medium-gray);
  }
  
  .breadcrumb-list a {
    color: var(--medium-gray);
  }
  
  .breadcrumb-list a:hover {
    color: var(--primary-green);
  }
  
  /* Main Content */
  main {
    margin-top: 80px;
  }
  
  /* Hero Section */
  .hero {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: var(--white);
    padding: var(--space-10) 0;
    position: relative;
    overflow: hidden;
  }
  
  .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="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
  }
  
  .hero .container {
    position: relative;
    z-index: 1;
  }
  
  .hero-content {
    display: grid;
    gap: var(--space-6);
    align-items: center;
  }
  
  .hero-title {
    font-size: var(--text-4xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-3);
    color: var(--white);
  }
  
  .text-accent {
    color: #90EE90;
  }
  
  .hero-description {
    font-size: var(--text-lg);
    line-height: 1.6;
    margin-bottom: var(--space-4);
    color: rgba(255, 255, 255, 0.9);
  }
  
  .hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .hero-image {
    text-align: center;
  }
  
  .hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
  }
  
  @media (min-width: 768px) {
    .hero-content {
      grid-template-columns: 1fr 1fr;
      gap: var(--space-8);
    }
    
    .hero-title {
      font-size: var(--text-5xl);
    }
    
    .hero-actions {
      flex-direction: row;
    }
  }
  
  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    font-size: var(--text-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
  }
  
  .btn-primary {
    background-color: var(--white);
    color: var(--primary-green);
    border-color: var(--white);
  }
  
  .btn-primary:hover,
  .btn-primary:focus {
    background-color: var(--light-gray);
    color: var(--primary-green-dark);
    text-decoration: none;
  }
  
  .btn-secondary {
    background-color: transparent;
    color: var(--white);
    border-color: var(--white);
  }
  
  .btn-secondary:hover,
  .btn-secondary:focus {
    background-color: var(--white);
    color: var(--primary-green);
    text-decoration: none;
  }
  
  .btn-outline {
    background-color: transparent;
    color: var(--primary-green);
    border-color: var(--primary-green);
  }
  
  .btn-outline:hover,
  .btn-outline:focus {
    background-color: var(--primary-green);
    color: var(--white);
    text-decoration: none;
  }
  
  .btn-large {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-lg);
  }
  
  /* Sections */
  section {
    padding: var(--space-10) 0;
  }
  
  .section-title {
    text-align: center;
    margin-bottom: var(--space-3);
    color: var(--light-black);
  }
  
  .section-description {
    text-align: center;
    font-size: var(--text-lg);
    color: var(--medium-gray);
    margin-bottom: var(--space-8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  /* Services Grid */
  .services-grid {
    display: grid;
    gap: var(--space-6);
    margin-top: var(--space-8);
  }
  
  @media (min-width: 768px) {
    .services-grid {
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
  }
  
  .service-card {
    background-color: var(--white);
    padding: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  }
  
  .service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-lg);
  }
  
  .service-icon {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-3);
  }
  
  .service-card h3 {
    color: var(--light-black);
    margin-bottom: var(--space-2);
  }
  
  .service-card p {
    margin-bottom: var(--space-4);
  }
  
  .service-link {
    color: var(--primary-green);
    font-weight: 500;
    transition: color var(--transition-fast);
  }
  
  .service-link:hover {
    color: var(--primary-green-dark);
  }
  
  /* Features Grid */
  .features-grid {
    display: grid;
    gap: var(--space-6);
    margin-top: var(--space-8);
  }
  
  @media (min-width: 768px) {
    .features-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .features-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }
  
  .feature-item {
    text-align: center;
    padding: var(--space-4);
  }
  
  .feature-icon {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-3);
  }
  
  .feature-item h3 {
    color: var(--light-black);
    margin-bottom: var(--space-2);
  }
  
  /* Team Section */
  .team-grid {
    display: grid;
    gap: var(--space-6);
    margin-top: var(--space-8);
  }
  
  @media (min-width: 768px) {
    .team-grid {
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
  }
  
  .team-member {
    text-align: center;
    background-color: var(--white);
    padding: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-normal);
  }
  
  .team-member:hover {
    transform: translateY(-2px);
  }
  
  .team-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: var(--space-3);
    border: 4px solid var(--primary-green);
  }
  
  .team-member h3 {
    color: var(--light-black);
    margin-bottom: var(--space-1);
  }
  
  .team-role {
    color: var(--primary-green);
    font-weight: 500;
    margin-bottom: var(--space-2);
  }
  
  .team-bio {
    font-size: var(--text-sm);
    color: var(--medium-gray);
  }
  
  .team-cta {
    text-align: center;
    margin-top: var(--space-8);
  }
  
  /* Why Choose Us Section */
  .why-choose-us {
    background-color: var(--light-gray);
  }
  
  /* Call to Action Section */
  .cta-section {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: var(--white);
    text-align: center;
  }
  
  .cta-title {
    color: var(--white);
    margin-bottom: var(--space-3);
  }
  
  .cta-description {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .cta-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: center;
  }
  
  @media (min-width: 768px) {
    .cta-actions {
      flex-direction: row;
      justify-content: center;
    }
  }
  
  /* Footer */
  .footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: var(--space-10) 0 var(--space-4);
  }
  
  .footer-content {
    display: grid;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
  }
  
  @media (min-width: 768px) {
    .footer-content {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .footer-content {
      grid-template-columns: 2fr 1fr 1fr 1fr;
    }
  }
  
  .footer-section h3,
  .footer-section h4 {
    color: var(--white);
    margin-bottom: var(--space-3);
  }
  
  .footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-3);
  }
  
  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .footer-phone,
  .footer-email {
    color: var(--primary-green-light);
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  
  .footer-phone:hover,
  .footer-email:hover {
    color: var(--white);
  }
  
  .footer-links {
    list-style: none;
  }
  
  .footer-links li {
    margin-bottom: var(--space-2);
  }
  
  .footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  
  .footer-links a:hover {
    color: var(--primary-green-light);
  }
  
  .social-links {
    display: flex;
    gap: var(--space-3);
  }
  
  .social-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  
  .social-links a:hover {
    color: var(--primary-green-light);
  }
  
  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--space-4);
    text-align: center;
  }
  
  .footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
  }
  
  /* Floating Contact Buttons */
  .floating-contact {
    position: fixed;
    bottom: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-fixed);
  }
  
  .floating-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background-color: var(--primary-green);
    color: var(--white);
    border-radius: 50%;
    box-shadow: var(--box-shadow-lg);
    font-size: var(--text-xl);
    text-decoration: none;
    transition: all var(--transition-normal);
  }
  
  .floating-btn:hover {
    background-color: var(--primary-green-dark);
    transform: scale(1.1);
    color: var(--white);
  }
  
  .whatsapp-float {
    position: fixed;
    bottom: calc(var(--space-4) + 70px);
    right: var(--space-4);
    z-index: var(--z-fixed);
  }
  
  .whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background-color: #25D366;
    color: var(--white);
    border-radius: 50%;
    box-shadow: var(--box-shadow-lg);
    font-size: var(--text-xl);
    text-decoration: none;
    transition: all var(--transition-normal);
  }
  
  .whatsapp-btn:hover {
    background-color: #128C7E;
    transform: scale(1.1);
    color: var(--white);
  }
  
  /* Forms */
  .form-group {
    margin-bottom: var(--space-4);
  }
  
  .form-label {
    display: block;
    margin-bottom: var(--space-1);
    font-weight: 500;
    color: var(--light-black);
  }
  
  .form-input,
  .form-textarea,
  .form-select {
    width: 100%;
    padding: var(--space-3);
    border: 2px solid #e1e5e9;
    border-radius: var(--border-radius);
    font-size: var(--text-base);
    font-family: inherit;
    transition: border-color var(--transition-fast);
  }
  
  .form-input:focus,
  .form-textarea:focus,
  .form-select:focus {
    outline: none;
    border-color: var(--primary-green);
  }
  
  .form-textarea {
    resize: vertical;
    min-height: 120px;
  }
  
  .form-error {
    color: var(--error-red);
    font-size: var(--text-sm);
    margin-top: var(--space-1);
  }
  
  .form-success {
    color: var(--success-green);
    font-size: var(--text-sm);
    margin-top: var(--space-1);
  }
  
  /* Loading States */
  .loading {
    opacity: 0.6;
    pointer-events: none;
  }
  
  .spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  /* Animations */
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .fade-in-up {
    animation: fadeInUp 0.6s ease-out;
  }
  
  /* Utility Classes */
  .text-center { text-align: center; }
  .text-left { text-align: left; }
  .text-right { text-align: right; }
  
  .mb-0 { margin-bottom: 0; }
  .mb-2 { margin-bottom: var(--space-2); }
  .mb-4 { margin-bottom: var(--space-4); }
  .mb-6 { margin-bottom: var(--space-6); }
  
  .mt-0 { margin-top: 0; }
  .mt-2 { margin-top: var(--space-2); }
  .mt-4 { margin-top: var(--space-4); }
  .mt-6 { margin-top: var(--space-6); }
  
  .hidden { display: none; }
  .visible { display: block; }
  
  /* Responsive Utilities */
  @media (max-width: 767px) {
    .hide-mobile { display: none; }
  }
  
  @media (min-width: 768px) {
    .hide-desktop { display: none; }
  }
  
  /* Print Styles */
  @media print {
    .header,
    .floating-contact,
    .whatsapp-float,
    .nav-toggle {
      display: none;
    }
    
    main {
      margin-top: 0;
    }
    
    .hero {
      background: var(--white);
      color: var(--light-black);
    }
    
    .hero-title,
    .cta-title {
      color: var(--light-black);
    }
    
    .btn {
      border: 2px solid var(--light-black);
      color: var(--light-black);
      background: transparent;
    }
  }
  
  /* High Contrast Mode Support */
  @media (prefers-contrast: high) {
    :root {
      --primary-green: #006400;
      --light-black: #000000;
      --medium-gray: #333333;
    }
  }
  
  /* Reduced Motion Support */
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    
    html {
      scroll-behavior: auto;
    }
  }
  
  /* Focus Visible Support */
  @supports selector(:focus-visible) {
    .btn:focus {
      outline: none;
    }
    
    .btn:focus-visible {
      outline: 2px solid var(--primary-green);
      outline-offset: 2px;
    }
  }