components/skills.js

class CustomSkills extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        :host {
            display: block;
            padding: 6rem 1rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 4rem;
        }

        h2 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: white;
        }

        h2 span {
            color: #EAB308;
        }

        .subtitle {
            color: #9ca3af;
            font-family: 'Fira Code', monospace;
        }

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

        .skill-card {
            background: #171717;
            border: 1px solid #262626;
            padding: 2rem;
            border-radius: 0.75rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .skill-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: #EAB308;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .skill-card:hover {
            transform: translateY(-5px);
            border-color: #404040;
            box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
        }

        .skill-card:hover::before {
            transform: scaleX(1);
        }

        .card-icon {
            margin-bottom: 1.5rem;
            color: #EAB308;
        }

        h3 {
            font-size: 1.25rem;
            color: white;
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .tech-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
        }

        .tech-item {
            background: rgba(255, 255, 255, 0.05);
            padding: 0.35rem 0.75rem;
            border-radius: 4px;
            font-size: 0.875rem;
            color: #d4d4d8;
            transition: all 0.2s;
        }
        .tech-item:hover {
            background: #EAB308;
            color: black;
            font-weight: 500;
            transform: translateY(-2px);
        }

        .filter-buttons {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 3rem;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 0.5rem 1.5rem;
            background: transparent;
            border: 1px solid #262626;
            color: #9ca3af;
            border-radius: 9999px;
            cursor: pointer;
            font-size: 0.9rem;
            font-family: 'Fira Code', monospace;
            transition: all 0.3s ease;
        }

        .filter-btn:hover, .filter-btn.active {
            border-color: #EAB308;
            color: #EAB308;
            background: rgba(234, 179, 8, 0.1);
        }

        .skill-card.hidden {
            display: none;
        }
      </style>

      <section id="skills">
        <div class="section-header">
            <h2>Skills & <span>Expertise</span></h2>
            <p class="subtitle">Technologies I work with</p>
        </div>

        <div class="filter-buttons">
            <button class="filter-btn active" data-filter="all">All</button>
            <button class="filter-btn" data-filter="frontend">Frontend</button>
            <button class="filter-btn" data-filter="backend">Backend</button>
            <button class="filter-btn" data-filter="devops">DevOps</button>
        </div>

        <div class="skills-grid">
            <!-- Frontend -->
            <div class="skill-card" data-category="frontend">
<div class="card-icon">
                    <svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="3" width="20" height="14" rx="2" ry="2"></rect><line x1="8" y1="21" x2="16" y2="21"></line><line x1="12" y1="17" x2="12" y2="21"></line></svg>
                </div>
                <h3>Frontend</h3>
                <ul class="tech-list">
                    <li class="tech-item">React</li>
                    <li class="tech-item">Vue.js</li>
                    <li class="tech-item">Svelte</li>
                    <li class="tech-item">Next.js</li>
                    <li class="tech-item">Nuxt.js</li>
                    <li class="tech-item">TypeScript</li>
                    <li class="tech-item">Tailwind</li>
                    <li class="tech-item">SCSS</li>
                </ul>
            </div>
            <!-- Backend -->
            <div class="skill-card" data-category="backend">
<div class="card-icon">
                    <svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="16 18 22 12 16 6"></polyline><polyline points="8 6 2 12 8 18"></polyline></svg>
                </div>
                <h3>Backend</h3>
                <ul class="tech-list">
                    <li class="tech-item">Node.js</li>
                    <li class="tech-item">Express</li>
                    <li class="tech-item">Python</li>
                    <li class="tech-item">Django</li>
                    <li class="tech-item">PostgreSQL</li>
                    <li class="tech-item">MongoDB</li>
                    <li class="tech-item">REST APIs</li>
                    <li class="tech-item">GraphQL</li>
                </ul>
            </div>
            <!-- DevOps -->
            <div class="skill-card" data-category="devops">
<div class="card-icon">
                    <svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 10h-1.26A8 8 0 1 0 9 20h9a5 5 0 0 0 0-10z"></path></svg>
                </div>
                <h3>DevOps & Cloud</h3>
                <ul class="tech-list">
                    <li class="tech-item">AWS</li>
                    <li class="tech-item">Azure</li>
                    <li class="tech-item">GCP</li>
                    <li class="tech-item">Docker</li>
                    <li class="tech-item">Kubernetes</li>
                    <li class="tech-item">CI/CD</li>
                    <li class="tech-item">GitHub Actions</li>
                    <li class="tech-item">Terraform</li>
                </ul>
            </div>
        </div>
      </section>
    `;
  }

  initFilter() {
    const filterBtns = this.shadowRoot.querySelectorAll('.filter-btn');
    const skillCards = this.shadowRoot.querySelectorAll('.skill-card');

    filterBtns.forEach(btn => {
      btn.addEventListener('click', () => {
        const filter = btn.dataset.filter;

        // Update active button
        filterBtns.forEach(b => b.classList.remove('active'));
        btn.classList.add('active');

        // Filter cards
        skillCards.forEach(card => {
          if (filter === 'all' || card.dataset.category === filter) {
            card.classList.remove('hidden');
            card.style.animation = 'fadeIn 0.5s ease forwards';
          } else {
            card.classList.add('hidden');
          }
        });
      });
    });
  }
}
customElements.define('custom-skills', CustomSkills);