components/footer.js

class CustomFooter extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        footer {
          background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
          color: white;
          padding: 3rem 2rem 2rem;
          margin-top: auto;
          position: relative;
          overflow: hidden;
        }
        footer::before {
          content: '';
          position: absolute;
          top: 0;
          left: 0;
          right: 0;
          height: 5px;
          background: linear-gradient(90deg, #f093fb, #f5576c, #ffd32c, #6bcf7f);
          background-size: 300% 100%;
          animation: gradientShift 3s ease infinite;
        }
.footer-content {
          max-width: 1200px;
          margin: 0 auto;
          display: grid;
          grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
          gap: 2rem;
          margin-bottom: 2rem;
        }
        .footer-section h3 {
          margin-bottom: 1rem;
          color: #10b981;
        }
        .footer-section p, .footer-section a {
          color: #d1d5db;
          text-decoration: none;
          line-height: 1.8;
          transition: color 0.2s;
        }
        .footer-section a:hover {
          color: #10b981;
        }
        .contact-item {
          display: flex;
          align-items: center;
          gap: 0.5rem;
          margin-bottom: 0.5rem;
        }
        .social-links {
          display: flex;
          gap: 1rem;
          margin-top: 1rem;
        }
        .social-links a {
          display: flex;
          align-items: center;
          justify-content: center;
          width: 50px;
          height: 50px;
          background: linear-gradient(135deg, #f093fb, #f5576c);
          border-radius: 50%;
          transition: all 0.3s ease;
          box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
        }
        .social-links a:hover {
          transform: translateY(-5px) rotate(15deg);
          background: linear-gradient(135deg, #f5576c, #f093fb);
          box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
        }
.footer-bottom {
          text-align: center;
          padding-top: 2rem;
          border-top: 1px solid #374151;
          color: #9ca3af;
        }
        @media (max-width: 768px) {
          .footer-content {
            grid-template-columns: 1fr;
            text-align: center;
          }
          .social-links {
            justify-content: center;
          }
        }
      </style>
      <footer>
        <div class="footer-content">
          <div class="footer-section">
            <h3>FitPower Pro</h3>
            <p>Студия силового фитнеса в Санкт-Петербурге</p>
            <p>Создаем champions с 2019 года</p>
<div class="social-links">
              <a href="https://vk.com/market-157252920" title="VK">
                <svg width="20" height="20" viewBox="0 0 24 24" fill="white">
                  <path d="M12 2C6.477 2 2 6.477 2 12c0 4.42 2.865 8.17 6.839 9.49.5.092.682-.217.682-.482 0-.237-.008-.866-.013-1.7-2.782.603-3.369-1.34-3.369-1.34-.454-1.156-1.11-1.463-1.11-1.463-.908-.62.069-.608.069-.608 1.003.07 1.531 1.03 1.531 1.03.892 1.529 2.341 1.087 2.91.832.092-.647.35-1.088.636-1.338-2.22-.253-4.555-1.11-4.555-4.943 0-1.091.39-1.984 1.029-2.683-.103-.253-.446-1.27.098-2.647 0 0 .84-.269 2.75 1.025A9.578 9.578 0 0112 6.836c.85.004 1.705.115 2.504.337 1.909-1.294 2.747-1.025 2.747-1.025.546 1.377.203 2.394.1 2.647.64.699 1.028 1.592 1.028 2.683 0 3.842-2.339 4.687-4.566 4.935.359.309.678.919.678 1.852 0 1.336-.012 2.415-.012 2.743 0 .267.18.578.688.48C19.138 20.167 22 16.418 22 12c0-5.523-4.477-10-10-10z"/>
                </svg>
              </a>
              <a href="https://wa.me/79516750779" title="WhatsApp">
                <svg width="20" height="20" viewBox="0 0 24 24" fill="white">
                  <path d="M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.149-.67.149-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.074-.297-.149-1.255-.462-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.297-.347.446-.521.151-.172.2-.296.3-.495.099-.198.05-.372-.025-.521-.075-.148-.669-1.611-.916-2.206-.242-.579-.487-.501-.669-.51l-.57-.01c-.198 0-.52.074-.792.372s-1.04 1.016-1.04 2.479 1.065 2.876 1.213 3.074c.149.198 2.095 3.2 5.076 4.487.709.306 1.263.489 1.694.626.712.226 1.36.194 1.872.118.571-.085 1.758-.719 2.006-1.413.248-.695.248-1.29.173-1.414-.074-.123-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 01-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 01-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 012.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0012.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 005.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 00-3.48-8.413Z"/>
                </svg>
              </a>
              <a href="https://t.me/evgmalin54" title="Telegram">
                <svg width="20" height="20" viewBox="0 0 24 24" fill="white">
                  <path d="M12 2C6.477 2 2 6.477 2 12c0 4.42 2.865 8.17 6.839 9.49.5.092.682-.217.682-.482 0-.237-.008-.866-.013-1.7-2.782.603-3.369-1.34-3.369-1.34-.454-1.156-1.11-1.463-1.11-1.463-.908-.62.069-.608.069-.608 1.003.07 1.531 1.03 1.531 1.03.892 1.529 2.341 1.087 2.91.832.092-.647.35-1.088.636-1.338-2.22-.253-4.555-1.11-4.555-4.943 0-1.091.39-1.984 1.029-2.683-.103-.253-.446-1.27.098-2.647 0 0 .84-.269 2.75 1.025A9.578 9.578 0 0112 6.836c.85.004 1.705.115 2.504.337 1.909-1.294 2.747-1.025 2.747-1.025.546 1.377.203 2.394.1 2.647.64.699 1.028 1.592 1.028 2.683 0 3.842-2.339 4.687-4.566 4.935.359.309.678.919.678 1.852 0 1.336-.012 2.415-.012 2.743 0 .267.18.578.688.48C19.138 20.167 22 16.418 22 12c0-5.523-4.477-10-10-10z"/>
                </svg>
              </a>
            </div>
          </div>
          <div class="footer-section">
            <h3>Услуги</h3>
            <p>Персональные тренировки</p>
            <p>Диагностика осанки</p>
            <p>Консультации по питанию</p>
            <p>Программы восстановления</p>
          </div>
          <div class="footer-section">
            <h3>Контакты</h3>
            <div class="contact-item">
              <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                <path d="M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z"></path>
                <circle cx="12" cy="10" r="3"></circle>
              </svg>
              Санкт-Петербург
            </div>
            <div class="contact-item">
              <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                <path d="M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z"></path>
              </svg>
              <a href="tel:+78127482376">+7 (812) 748-23-76</a>
            </div>
            <div class="contact-item">
              <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                <path d="M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z"></path>
                <polyline points="22,6 12,13 2,6"></polyline>
              </svg>
              info@vitnes.pro
            </div>
          </div>
        </div>
        <div class="footer-bottom">
          <p>&copy; 2024 FitPower Pro. Все права защищены.</p>
</div>
      </footer>
    `;
  }
}
customElements.define('custom-footer', CustomFooter);