:root {
      --accent-1: #8a3b12;
      --accent-2: #b75a2f;
      --accent-3: #e8894f;
      --accent-light: #f4e6d9;
      --muted: #1a1a1a;
      --glass: rgba(255, 255, 255, 0.82);
      --glass-2: rgba(255, 255, 255, 0.9);
      --glass-dark: rgba(0, 0, 0, 0.1);
      --whatsapp: #25d366;
      --whatsapp-dark: #1da851;
      --radius: 16px;
      --radius-sm: 12px;
      --radius-lg: 20px;
      --maxw: 1200px;
      --shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
      --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.1);
      --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.25);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
      line-height: 1.6;
      color: #333;
      overflow-x: hidden;
    }

    /* Enhanced background with your uploaded image */
    .bg {
      position: fixed;
      inset: 0;
      background: url('background.png') center center / cover no-repeat;
      filter: brightness(0.8) contrast(1.1) saturate(0.9);
      z-index: 0;
      animation: backgroundShift 20s ease-in-out infinite;
    }

    @keyframes backgroundShift {
      0%, 100% { transform: scale(1) rotate(0deg); }
      50% { transform: scale(1.02) rotate(0.5deg); }
    }

    .overlay {
      position: fixed;
      inset: 0;
      background: 
        radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(232, 137, 79, 0.1) 0%, transparent 50%),
        linear-gradient(180deg, rgba(20, 14, 12, 0.4), rgba(20, 14, 12, 0.5));
      backdrop-filter: blur(1px);
      z-index: 1;
    }

    /* Main container with enhanced spacing */
    .container {
      position: relative;
      z-index: 2;
      max-width: var(--maxw);
      margin: 0 auto;
      padding: 2rem 1.5rem;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    /* Enhanced header with better animations */
    header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 2rem;
      padding: 1rem 1.5rem;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(20px);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      animation: slideDown 0.8s ease-out;
    }

    @keyframes slideDown {
      from { transform: translateY(-100%); opacity: 0; }
      to { transform: translateY(0); opacity: 1; }
    }

    header:hover {
      background: rgba(255, 255, 255, 0.15);
      box-shadow: var(--shadow);
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 1rem;
      color: var(--glass-2);
    }

    .logo {
      width: 60px;
      height: 60px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
      color: white;
      font-weight: 800;
      font-size: 1.2rem;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .logo::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
      transform: translateX(-100%);
      transition: transform 0.6s;
    }

    .logo:hover::before {
      transform: translateX(100%);
    }

    .logo:hover {
      transform: scale(1.05);
      box-shadow: var(--shadow);
    }

    .brand-text h1 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 0.25rem;
    }

    .brand-text p {
      font-size: 0.875rem;
      color: rgba(255, 255, 255, 0.8);
      margin: 0;
    }

    /* Enhanced navigation */
    nav {
      display: flex;
      gap: 0.5rem;
      align-items: center;
    }

    nav a {
      color: rgba(255, 255, 255, 0.9);
      text-decoration: none;
      padding: 0.75rem 1rem;
      border-radius: var(--radius-sm);
      font-weight: 500;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    nav a::before {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(255, 255, 255, 0.1);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.3s ease;
    }

    nav a:hover::before {
      transform: scaleX(1);
    }

    nav a:hover {
      color: white;
      transform: translateY(-2px);
    }

    nav a.cta {
      background: linear-gradient(90deg, var(--accent-2), var(--accent-3));
      color: white;
      font-weight: 600;
      box-shadow: var(--shadow-sm);
    }

    nav a.cta:hover {
      box-shadow: var(--shadow);
      transform: translateY(-2px) scale(1.02);
    }

    /* WhatsApp button styles */
    .whatsapp-btn {
      background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
      color: white;
      font-weight: 600;
      box-shadow: var(--shadow-sm);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }

    .whatsapp-btn:hover {
      background: linear-gradient(135deg, var(--whatsapp-dark), #128c3e);
      box-shadow: var(--shadow);
      transform: translateY(-2px) scale(1.02);
    }

    .whatsapp-btn::before {
      background: rgba(255, 255, 255, 0.2);
    }

    /* Enhanced hero section */
    .hero {
      flex: 1;
      display: grid;
      grid-template-columns: 1fr 400px;
      gap: 3rem;
      align-items: center;
      margin-top: 2rem;
      animation: fadeInUp 1s ease-out 0.2s both;
    }

    @keyframes fadeInUp {
      from { transform: translateY(60px); opacity: 0; }
      to { transform: translateY(0); opacity: 1; }
    }

    .hero-content {
      padding: 2rem;
      border-radius: var(--radius);
      background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.08));
      border: 1px solid rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(20px);
      box-shadow: var(--shadow);
      transition: var(--transition);
    }

    .hero-content:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
    }

    .kicker {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.5rem 1rem;
      border-radius: 50px;
      background: rgba(255, 255, 255, 0.15);
      border: 1px solid rgba(255, 255, 255, 0.25);
      font-weight: 600;
      color: var(--accent-3);
      margin-bottom: 1.5rem;
      font-size: 0.875rem;
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { box-shadow: 0 0 0 0 rgba(232, 137, 79, 0.4); }
      50% { box-shadow: 0 0 0 10px rgba(232, 137, 79, 0); }
    }

    .hero h2 {
      font-size: clamp(2.5rem, 5vw, 3.5rem);
      font-weight: 800;
      line-height: 1.1;
      color: rgba(255, 255, 255, 0.98);
      margin-bottom: 1.5rem;
      background: linear-gradient(135deg, #fff, rgba(255, 255, 255, 0.8));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .lead {
      color: rgba(255, 255, 255, 0.9);
      font-size: 1.125rem;
      margin-bottom: 2rem;
      line-height: 1.7;
    }

    /* Enhanced features grid */
    .features {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 1rem;
      margin-bottom: 2rem;
    }

    .feature {
      padding: 1.5rem;
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.95);
      color: #2d1810;
      border: 1px solid rgba(0, 0, 0, 0.05);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .feature::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--accent-2), var(--accent-3));
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.3s ease;
    }

    .feature:hover::before {
      transform: scaleX(1);
    }

    .feature:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
    }

    .feature h4 {
      font-size: 1rem;
      font-weight: 600;
      color: var(--accent-1);
      margin-bottom: 0.5rem;
    }

    .feature p {
      font-size: 0.875rem;
      color: #5d4037;
      line-height: 1.6;
    }

    /* Enhanced CTA buttons */
    .cta-row {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
    }

    .btn {
      padding: 1rem 2rem;
      border-radius: var(--radius-sm);
      border: none;
      cursor: pointer;
      font-weight: 600;
      font-size: 1rem;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 160px;
    }

    .btn::before {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(255, 255, 255, 0.2);
      transform: translateX(-100%);
      transition: transform 0.3s ease;
    }

    .btn:hover::before {
      transform: translateX(100%);
    }

    .btn.primary {
      background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
      color: white;
      box-shadow: var(--shadow-sm);
    }

    .btn.primary:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow);
    }

    .btn.secondary {
      background: transparent;
      border: 2px solid rgba(255, 255, 255, 0.3);
      color: var(--glass-2);
      backdrop-filter: blur(10px);
    }

    .btn.secondary:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.5);
      transform: translateY(-2px);
    }

    /* Enhanced sidebar card */
    .hero-sidebar {
      padding: 2rem;
      border-radius: var(--radius);
      background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.1));
      border: 1px solid rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(20px);
      box-shadow: var(--shadow);
      animation: fadeInUp 1s ease-out 0.4s both;
    }

    .card-title {
      font-weight: 700;
      font-size: 1.25rem;
      margin-bottom: 1.5rem;
      color: var(--glass-2);
    }

    .form {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .form input {
      padding: 1rem;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.2);
      background: rgba(255, 255, 255, 0.95);
      font-size: 1rem;
      transition: var(--transition);
    }

    .form input:focus {
      outline: none;
      border-color: var(--accent-2);
      box-shadow: 0 0 0 3px rgba(183, 90, 47, 0.1);
      transform: translateY(-2px);
    }

    .form input::placeholder {
      color: #999;
    }

    /* WhatsApp floating button */
    .whatsapp-float {
      position: fixed;
      bottom: 2rem;
      right: 2rem;
      width: 60px;
      height: 60px;
      background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow);
      z-index: 1000;
      transition: var(--transition);
      text-decoration: none;
      color: white;
      font-size: 1.5rem;
      animation: whatsappPulse 2s infinite;
    }

    .whatsapp-float:hover {
      transform: scale(1.1);
      box-shadow: var(--shadow-lg);
      background: linear-gradient(135deg, var(--whatsapp-dark), #128c3e);
    }

    @keyframes whatsappPulse {
      0%, 100% { 
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
      }
      50% { 
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
      }
    }

    .whatsapp-float::before {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(255, 255, 255, 0.2);
      border-radius: 50%;
      transform: scale(0);
      transition: transform 0.3s ease;
    }

    .whatsapp-float:hover::before {
      transform: scale(1);
    }

    /* Enhanced how it works section */
    .how-section {
      margin-top: 4rem;
      padding: 3rem 2rem;
      border-radius: var(--radius);
      background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.98));
      border: 1px solid rgba(0, 0, 0, 0.05);
      box-shadow: var(--shadow);
      animation: fadeInUp 1s ease-out 0.6s both;
    }

    .how-section h2 {
      text-align: center;
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--accent-1);
      margin-bottom: 3rem;
    }

    .steps {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 2rem;
    }

    .step {
      padding: 2rem;
      border-radius: var(--radius-sm);
      background: #fff;
      border: 1px solid rgba(0, 0, 0, 0.05);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }

    .step::before {
      content: '';
      position: absolute;
      top: -2px;
      left: -2px;
      right: -2px;
      bottom: -2px;
      background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
      border-radius: var(--radius-sm);
      z-index: -1;
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .step:hover::before {
      opacity: 1;
    }

    .step:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow);
    }

    .step h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--accent-1);
      margin-bottom: 1rem;
    }

    .step p {
      color: #5d4037;
      line-height: 1.7;
    }

    /* Enhanced footer */
    footer {
      margin-top: 3rem;
      padding: 2rem;
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(20px);
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--glass-2);
      animation: fadeInUp 1s ease-out 0.8s both;
    }

    /* Enhanced responsive design */
    @media (max-width: 1024px) {
      .hero {
        grid-template-columns: 1fr 350px;
        gap: 2rem;
      }
      
      .container {
        padding: 1.5rem 1rem;
      }
    }

    @media (max-width: 768px) {
      .hero {
        grid-template-columns: 1fr;
        gap: 2rem;
      }
      
      .hero-sidebar {
        order: -1;
      }
      
      .features {
        grid-template-columns: 1fr;
      }
      
      .steps {
        grid-template-columns: 1fr;
      }
      
      .cta-row {
        flex-direction: column;
      }
      
      .btn {
        width: 100%;
      }
      
      header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
      }
      
      nav {
        flex-wrap: wrap;
        justify-content: center;
      }
      
      footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
      }

      .whatsapp-float {
        bottom: 1rem;
        right: 1rem;
        width: 55px;
        height: 55px;
        font-size: 1.3rem;
      }
    }

    @media (max-width: 480px) {
      .container {
        padding: 1rem 0.75rem;
      }
      
      .hero-content,
      .hero-sidebar,
      .how-section {
        padding: 1.5rem;
      }
      
      .hero h2 {
        font-size: 2rem;
      }
    }

    /* Loading animation */
    .loading {
      opacity: 0;
      animation: fadeIn 0.6s ease-out forwards;
    }

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

    /* Accessibility improvements */
    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }

    /* Focus styles for better accessibility */
    .btn:focus,
    .form input:focus,
    nav a:focus,
    .whatsapp-float:focus {
      outline: 2px solid var(--accent-2);
      outline-offset: 2px;
    }

    /* Print styles */
    @media print {
      .bg,
      .overlay,
      .whatsapp-float {
        display: none;
      }
      
      body {
        background: white;
        color: black;
      }
    }