:root{font-family:Helvetica Neue,Helvetica,Arial,sans-serif;line-height:1.6;font-weight:400;color:#000;background:#fff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:20px;min-height:100vh;background:#f5f5f5}.app-container{max-width:900px;margin:0 auto;background:#fff;color:#000;overflow:hidden;min-height:100vh;border:1px solid #e0e0e0}.header{background:#000;color:#fff;padding:40px;text-align:center;border-bottom:1px solid #e0e0e0;position:relative}.back-link{position:absolute;top:20px;left:20px;color:#fff;text-decoration:none;padding:8px 16px;border:1px solid rgba(255,255,255,.3);border-radius:4px;font-size:14px;transition:all .2s;display:flex;align-items:center;gap:6px}.back-link:hover{background:#ffffff1a;border-color:#ffffff80}.header h1{margin:0 0 10px;font-size:2.5em;font-weight:300;letter-spacing:-1px}.subtitle{margin:0;opacity:.8;font-size:1.1em;font-weight:300}.nav{display:flex;gap:0;border-bottom:1px solid #e0e0e0;background:#fafafa}.nav-link{padding:15px 25px;text-decoration:none;color:#666;border-bottom:2px solid transparent;transition:all .2s;cursor:pointer;font-weight:500}.nav-link:hover:not(.disabled){background:#f0f0f0;color:#000}.nav-link.active{color:#000;border-bottom-color:#000;background:#fff}.nav-link.disabled{opacity:.3;cursor:not-allowed}.main-content{min-height:400px}.page{padding:40px}.page h2{color:#000;margin-top:0;font-weight:300;font-size:2em;letter-spacing:-.5px}.description{color:#666;margin-bottom:30px;font-size:1.1em}.spacer{height:60vh;display:flex;align-items:center;justify-content:center;font-size:18px;color:#999;border:1px dashed #ccc;margin:40px 0;background:#fafafa}.content-box{background:#000;color:#fff;padding:40px;text-align:center;margin:20px 0;transform:translateY(20px);opacity:.3;transition:all .5s ease;border:1px solid #e0e0e0}.content-box.visible{transform:translateY(0);opacity:1}.content-box h2{margin-top:0;font-size:28px;color:#fff;font-weight:300}.status{font-size:20px;margin:20px 0;font-weight:400}.info{display:flex;gap:30px;justify-content:center;margin:20px 0;font-size:16px}.info strong{font-weight:500}.event-log{background:#fafafa;color:#000;padding:20px;margin-top:40px;border:1px solid #e0e0e0}.event-log h3{margin-top:0;color:#000;font-weight:500}.log-container{font-family:Courier New,monospace;font-size:13px;max-height:200px;overflow-y:auto;color:#333}.log-entry{padding:5px 0;border-bottom:1px solid #e0e0e0}.log-entry:last-child{border-bottom:none}.code-example{background:#fafafa;padding:20px;margin-top:30px;border-left:3px solid #000;border:1px solid #e0e0e0}.code-example h3{margin-top:0;color:#000;font-weight:500}.code-example pre{margin:0;overflow-x:auto}.code-example code{font-family:Courier New,monospace;font-size:14px;color:#333;white-space:pre}.lazy-load-page{min-height:100vh;background:#fff;padding:2rem}.page-header{text-align:center;color:#000;margin-bottom:2rem;animation:fadeInDown .6s ease-out}.page-header h1{font-size:2.5rem;margin:0;font-weight:300;letter-spacing:-1px}.subtitle{font-size:1.1rem;margin-top:.5rem;color:#666;font-weight:300}.info-banner{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem;max-width:1200px;margin:0 auto 3rem;animation:fadeIn .8s ease-out .2s both}.info-item{background:#fafafa;padding:1.5rem;border:1px solid #e0e0e0;transition:all .2s ease}.info-item:hover{background:#f0f0f0;border-color:#000}.info-item strong{display:block;color:#000;font-size:1rem;font-weight:500;margin-bottom:.5rem}.info-item p{margin:0;color:#666;font-size:.9rem;font-weight:300}.cards-container{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:4rem}.lazy-card-observer{animation:fadeIn .5s ease-out}.lazy-card{background:#fff;border:1px solid #e0e0e0;overflow:hidden;transition:all .4s ease;opacity:.5}.lazy-card.visible{opacity:1;border-color:#000}.card-header{background:#000;color:#fff;padding:1.5rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e0e0e0}.card-header h3{margin:0;font-size:1.5rem;font-weight:300;letter-spacing:-.5px}.status-badges{display:flex;gap:.5rem}.badge{background:#fff3;padding:.25rem .75rem;font-size:.75rem;font-weight:500;animation:slideIn .3s ease-out;border:1px solid rgba(255,255,255,.3)}.visible-badge,.cache-badge{background:#fff3}.card-content{padding:2rem;min-height:250px;display:flex;align-items:center;justify-content:center}.placeholder{text-align:center;color:#999}.placeholder p{font-size:1rem;font-weight:300}.loading-state{text-align:center;color:#000}.spinner{width:40px;height:40px;border:3px solid #e0e0e0;border-top:3px solid #000;border-radius:50%;margin:0 auto 1rem;animation:spin 1s linear infinite}.loading-state p{font-size:1rem;font-weight:400}.error-state{text-align:center;color:#000}.error-state p{font-size:1rem;font-weight:500;margin-bottom:.5rem}.error-state small{color:#666}.user-data{display:flex;gap:1.5rem;width:100%;animation:fadeInUp .5s ease-out}.user-avatar{width:60px;height:60px;background:#000;color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:300;flex-shrink:0;border:1px solid #e0e0e0}.user-info{flex:1}.user-info h4{margin:0 0 1rem;color:#000;font-size:1.3rem;font-weight:400}.user-detail{display:flex;align-items:flex-start;gap:.5rem;margin:.5rem 0;color:#666;font-size:.9rem;font-weight:300}.user-detail strong{color:#000;font-weight:500;min-width:60px}.card-footer{background:#fafafa;padding:1rem 1.5rem;border-top:1px solid #e0e0e0}.fetch-info{display:flex;align-items:center;gap:.5rem;color:#666;font-size:.85rem;font-weight:300}.info-dot{width:8px;height:8px;border-radius:50%;display:inline-block;border:1px solid #e0e0e0}.info-dot.loaded{background:#000;border-color:#000}.info-dot.pending{background:#fff;border-color:#999;animation:pulse 2s infinite}.spacer{max-width:800px;margin:4rem auto 2rem;text-align:center;padding:2rem;background:#fafafa;border:1px dashed #ccc}.spacer p{margin:0;font-size:1rem;color:#666;font-weight:300}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@media(max-width:768px){.lazy-load-page{padding:1rem}.page-header h1{font-size:2rem}.subtitle{font-size:1rem}.info-banner{grid-template-columns:1fr}.cards-container{gap:2rem}.user-data{flex-direction:column;text-align:center}.user-avatar{margin:0 auto}}