components/loot-box.js

class LootBox extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        :host {
          display: block;
          position: relative;
          width: 140px;
          height: 140px;
          perspective: 1000px;
        }
        
        .box-container {
          width: 100%;
          height: 100%;
          position: relative;
          transform-style: preserve-3d;
          transition: transform 0.5s ease;
        }
        
        .box-face {
          position: absolute;
          width: 100%;
          height: 100%;
          background: var(--box-color, #1E1E1E);
          border: 1px solid var(--glow-color, #FF8C00);
          border-radius: 8px;
          display: flex;
          align-items: center;
          justify-content: center;
          box-shadow: 0 0 15px var(--glow-color, #FF8C00);
        }
        
        .box-front {
          transform: translateZ(20px);
        }
        
        .box-back {
          transform: rotateY(180deg) translateZ(20px);
        }
        
        .box-right {
          transform: rotateY(90deg) translateZ(70px);
          width: 40px;
        }
        
        .box-left {
          transform: rotateY(-90deg) translateZ(70px);
          width: 40px;
        }
        
        .box-top {
          transform: rotateX(90deg) translateZ(70px);
          height: 40px;
          background: linear-gradient(to bottom, var(--glow-color, #FF8C00), transparent);
        }
        
        .box-bottom {
          transform: rotateX(-90deg) translateZ(70px);
          height: 40px;
        }
        
        .box-lid {
          position: absolute;
          top: -40px;
          left: 0;
          width: 100%;
          height: 40px;
          background: var(--box-color, #1E1E1E);
          border: 1px solid var(--glow-color, #FF8C00);
          border-radius: 8px 8px 0 0;
          transform-origin: bottom center;
          transition: transform 0.5s ease;
        }
        
        .box-content {
          position: absolute;
          top: 0;
          left: 0;
          width: 100%;
          height: 100%;
          background: radial-gradient(circle, var(--glow-color, #FF8C00), transparent 70%);
          opacity: 0;
          transition: opacity 0.3s ease;
          border-radius: 8px;
          display: flex;
          align-items: center;
          justify-content: center;
          color: white;
          font-weight: bold;
        }
        
        :host([open]) .box-lid {
          transform: rotateX(-120deg) translateY(-20px);
        }
        
        :host([open]) .box-content {
          opacity: 0.7;
        }
      </style>
      
      <div class="box-container">
        <div class="box-face box-front"></div>
        <div class="box-face box-back"></div>
        <div class="box-face box-right"></div>
        <div class="box-face box-left"></div>
        <div class="box-face box-top"></div>
        <div class="box-face box-bottom"></div>
        <div class="box-lid"></div>
        <div class="box-content">
          <slot name="content"></slot>
        </div>
      </div>
    `;
    
    this.setRarityStyle();
  }
  
  static get observedAttributes() {
    return ['rarity'];
  }
  
  attributeChangedCallback(name, oldValue, newValue) {
    if (name === 'rarity') {
      this.setRarityStyle();
    }
  }
  
  setRarityStyle() {
    const rarity = this.getAttribute('rarity') || 'common';
    let color, glow;
    
    switch(rarity) {
      case 'rare':
        color = '#00AAFF';
        break;
      case 'epic':
        color = '#AA00FF';
        break;
      case 'legendary':
        color = '#FF8C00';
        break;
      default: // common
        color = '#00FFAA';
    }
    
    this.shadowRoot.host.style.setProperty('--glow-color', color);
    this.shadowRoot.querySelector('.box-front').innerHTML = `<i data-feather="box" stroke="${color}"></i>`;
    feather.replace();
  }
  
  open() {
    this.setAttribute('open', '');
  }
  
  close() {
    this.removeAttribute('open');
  }
}

customElements.define('loot-box', LootBox);