* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    body {
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
      background-color: #fff;
      height: 100%;
      width: 100%;
      padding: 40px;
    }
    
    html, body {
      width: 100%;
      height: 100%;
      margin: 0;
      padding: 0;
    }
    
    
    .container {
      width: 100%;
      height: 100%;
      max-width: none;
      border-radius: 0;
      box-shadow: none;
      background: white;
    }
    
    .fullscreen-wrapper {
      width: 100vw;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 20px;
      box-sizing: border-box;
      background: #fff; /* Fondo opcional */
    }
    
    .header {
      background: white;
      color: #333;
      padding: 40px 30px;
      text-align: center;
      position: relative;
    }
    
    .welcome-text {
      font-family: 'Roboto', sans-serif;
      font-size: 24px;
      font-weight: 400;
      margin-bottom: 12px;
      line-height: 1.2;
      color: #e53e3e;
    }
    
    .welcome-text .highlight {
      color: #e53e3e;
      font-weight: 700;
    }
    
    .subtitle {
      font-family: 'Roboto', sans-serif;
      font-weight: 400;
      font-style: normal;
      font-size: 16px;
      line-height: 20px;
      letter-spacing: 0.5%;
      text-align: center;
      color: #666;
    }
    
    .content {
      padding: 35px 30px 40px;
    }
    
    .section-title {
      font-family: 'Roboto', sans-serif;
      color: #333;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 25px;
      text-align: center;
    }
    
    .payment-options {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    
    .payment-option {
      background: white;
      border: 1px solid #e5e5e5;
      border-radius: 10px;
      padding: 20px;
      cursor: pointer;
      transition: all 0.2s ease;
      display: flex;
      align-items: center;
      text-align: left;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
      position: relative;
    }
    
    .payment-option:hover {
      border-color: #e53e3e;
      box-shadow: 0 4px 15px rgba(229, 62, 62, 0.1);
      transform: translateY(-1px);
    }
    
    .payment-option.clicked {
      border-color: #e53e3e;
      background: #fff8f8;
    }
    
    .option-icon {
      width: 70px;
      height: 70px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-right: 15px;
      flex-shrink: 0;
    }
    
    .option-content {
      flex: 1;
    }
    
    .option-title {
      font-family: 'Roboto', sans-serif;
      font-weight: 700;
      font-style: normal;
      font-size: 16px;
      line-height: 20px;
      letter-spacing: 0.5%;
      color: #e53e3e;
      margin-bottom: 6px;
    }
    
    .option-description {
      font-family: 'Roboto', sans-serif;
      font-weight: 400;
      font-style: normal;
      font-size: 10px;
      line-height: 16px;
      letter-spacing: 0.5%;
      color: #666;
    }
    
    .arrow {
      color: #cbd5e1;
      font-size: 24px;
      margin-left: 10px;
      flex-shrink: 0;
      font-weight: 300;
    }
    
    .payment-option:hover .arrow {
      color: #e53e3e;
    }
    
    .loading-overlay {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.5);
      display: none;
      align-items: center;
      justify-content: center;
      z-index: 1000;
    }
    
    .loading-spinner {
      background: white;
      padding: 30px;
      border-radius: 15px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 15px;
    }
    
    .spinner {
      width: 40px;
      height: 40px;
      border: 4px solid #f3f3f3;
      border-top: 4px solid #e53e3e;
      border-radius: 50%;
      animation: spin 1s linear infinite;
    }
    
    @keyframes spin {
      0% {
        transform: rotate(0deg);
      }
      100% {
        transform: rotate(360deg);
      }
    }
    
    /* Placeholder para iconos - puedes reemplazar con tus iconos */
    .icon-cedula {
      width: 28px;
      height: 28px;
      background: #e53e3e;
      mask: url('data:image/svg+xml;charset=utf-8,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"%3E%3Cpath d="M12 2C13.1 2 14 2.9 14 4C14 5.1 13.1 6 12 6C10.9 6 10 5.1 10 4C10 2.9 10.9 2 12 2ZM21 9V7L12 1L3 7V9C3 10.1 3.9 11 5 11V16.5C5 17.9 6.1 19 7.5 19S10 17.9 10 16.5V15H14V16.5C14 17.9 15.1 19 16.5 19S19 17.9 19 16.5V11C20.1 11 21 10.1 21 9Z"/%3E%3C/svg%3E') center/cover;
    }
    
    .icon-ruc {
      width: 28px;
      height: 28px;
      background: #e53e3e;
      mask: url('data:image/svg+xml;charset=utf-8,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"%3E%3Cpath d="M19 3H5C3.9 3 3 3.9 3 5V19C3 20.1 3.9 21 5 21H19C20.1 21 21 20.1 21 19V5C21 3.9 20.1 3 19 3ZM19 19H5V5H19V19ZM7 7H17V9H7V7ZM7 11H17V13H7V11ZM7 15H13V17H7V15Z"/%3E%3C/svg%3E') center/cover;
    }
    
    /* Responsive Design */
    @media (max-width: 480px) {
      body {
        padding: 0px;
      }

      .modal-content-ruc{
        width: 90% !important;
      }

      .modal-content-ruc img {
        width: 40px !important;
        height: 40px !important;
      }

      .card-container-img{
        padding: 15px !important;
      }

      .card-container-options{
        gap: 10px !important;
      }

      .fullscreen-wrapper{
        justify-content: flex-start;
      }
    
      .container {
        max-width: 100%;
        border-radius: 10px;
        margin: 0;
      }
    
      .header {
        padding: 35px 25px;
      }
    
      .welcome-text {
        font-size: 22px;
      }
    
      .subtitle {
        font-size: 14px;
      }
    
      .content {
        padding: 30px 25px 35px;
      }
    
      .payment-option {
        padding: 18px;
      }
    
      .section-title {
        font-size: 15px;
      }
    
      .option-title {
        font-size: 15px;
      }
    
      .option-description {
        font-size: 12px;
      }
    }
    
    @media (max-width: 360px) {
      .header {
        padding: 30px 20px;
      }
    
      .welcome-text {
        font-size: 20px;
      }
    
      .content {
        padding: 25px 20px 30px;
      }
    
      .payment-option {
        padding: 15px;
      }
    
      .option-icon {
        width: 45px;
        height: 45px;
        margin-right: 12px;
      }
    
      .icon-cedula,
      .icon-ruc {
        width: 24px;
        height: 24px;
      }
    }
    
    @media (min-width: 481px) and (max-width: 768px) {
      .container {
        max-width: 400px;
      }
    }
    
    @media (min-width: 769px) {
      .container {
        max-width: 420px;
      }
    
      .header {
        padding: 45px 35px;
        padding-top: 0;
      }
    
      .welcome-text {
        font-size: 26px;
      }
    
      .content {
        padding: 20px 35px 45px;
      }
    }
    .modal-ruc {
      display: none;
      position: fixed;
      z-index: 9999;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background-color: rgba(0,0,0,0.5);
    }
      
    .modal-content-ruc button {
      margin-top: 25px;
      padding: 12px 90px;
      background: #e30613;
      color: #fff;
      border: none;
      border-radius: 50px;
      font-weight: bold;
      font-size: 16px;
      cursor: pointer;
    }
      
      .ruc-options {
        display: flex;
        gap: 15px;
        justify-content: center;
        margin-bottom: 25px;
      }
      
      .ruc-option-btn {
        border: 1px solid #e53e3e;
        background: #fff;
        border-radius: 10px;
        padding: 12px 15px;
        width: 80px;
        cursor: pointer;
        display: flex;
        flex-direction: column;
        align-items: center;
        font-weight: 600;
        color: #e53e3e;
        font-size: 14px;
        transition: background-color 0.2s ease;
      }
      
      .ruc-option-btn:hover {
        background-color: #fceaea;
      }
      
      .ruc-option-btn img {
        width: 40px;
        height: 40px;
        margin-bottom: 8px;
      }
      
      .btn-close-ruc {
        background-color: #e53e3e;
        color: white;
        border: none;
        border-radius: 20px;
        padding: 10px 40px;
        font-weight: 700;
        cursor: pointer;
        transition: background-color 0.3s ease;
      }
      
      .btn-close-ruc:hover {
        background-color: #c42e2e;
      }
      
      .content {
        width: 100%;
        max-width: 1200px;
        display: flex;
        flex-direction: column;
        align-items: center;
      }
      
      .payment-options {
        display: flex;
        flex-direction: column;
        gap: 20px;
        width: 100%;
      }
      
      @media (min-width: 768px) {
        .payment-options {
          flex-direction: row;
          justify-content: center;
        }
      }