:root{--primary: #f40;--primary-hover: #e03000;--danger: #f91880;--danger-hover: #d91a60;--success: #00ba7c;--warning: #ffad1f;--text: #1f2328;--text-secondary: #656d76;--background: #ffffff;--background-secondary: #f6f8fa;--border: #d1d9e0;--hover: rgba(15, 20, 25, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--background);color:var(--text);line-height:1.6;font-size:16px}.app{min-height:100vh;background:var(--background)}.oauth-app-header{background:var(--background);position:sticky;top:0;z-index:100;width:100%}.oauth-header-content{display:flex;justify-content:center;align-items:center;max-width:800px;margin:0 auto;padding:20px 0;width:100%}.oauth-header-content:has(.oauth-user-profile){justify-content:space-between}.oauth-app-title{font-size:20px;font-weight:800;color:var(--text)}.oauth-header-actions{display:flex;gap:8px;align-items:center;flex:1}.oauth-header-content:has(.oauth-user-profile) .oauth-header-actions{flex:0 0 auto}.oauth-user-profile{display:flex;align-items:center;gap:12px;flex:1}.profile-avatar-section{flex-shrink:0}.profile-avatar-section .profile-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;border:2px solid var(--border)}.profile-avatar-fallback{width:48px;height:48px;border-radius:50%;background:var(--background-secondary);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:var(--text-secondary)}.profile-info{flex:1;min-width:0}.profile-display-name{font-size:18px;font-weight:700;color:var(--text);margin-bottom:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-handle{font-size:14px;color:var(--text-secondary);margin-bottom:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-did{font-size:11px;color:var(--text-secondary);font-family:SF Mono,Monaco,Cascadia Code,Roboto Mono,Consolas,Courier New,monospace;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;opacity:.7}.btn{border:none;border-radius:8px;font-weight:700;font-size:15px;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:8px;text-decoration:none}.btn-primary{background:var(--primary);color:#fff;padding:8px 16px}.btn-primary:hover{background:var(--primary-hover)}.btn-danger{background:var(--danger);color:#fff;padding:8px 16px}.btn-danger:hover{background:var(--danger-hover)}.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border);padding:8px 16px}.btn-outline:hover{background:var(--hover)}.btn-sm{padding:4px 12px;font-size:13px}.auth-section{display:flex;align-items:center;gap:8px}.auth-section.search-bar-layout{display:flex;align-items:center;padding:0;gap:0;width:100%;max-width:400px}.auth-section.search-bar-layout .handle-input{flex:1;margin:0;padding:10px 15px;font-size:16px;border:1px solid var(--border);border-radius:8px 0 0 8px;background:var(--background);outline:none;transition:border-color .2s;width:100%;text-align:left;color:var(--text)}.auth-section.search-bar-layout .handle-input:focus{border-color:var(--primary)}.auth-section.search-bar-layout .auth-button{border-radius:0 8px 8px 0;border:1px solid var(--primary);border-left:none;margin:0;padding:10px 15px}.auth-button{background:var(--primary);color:#fff;border:none;border-radius:8px;padding:8px 16px;font-weight:700;cursor:pointer;transition:background .2s}.auth-button:hover{background:var(--primary-hover)}.auth-button:disabled{opacity:.5;cursor:not-allowed}.main-content{max-width:800px;margin:0 auto;padding:20px 0}.content-area{background:var(--background)}.card{background:var(--background);border:1px solid var(--border);border-radius:8px;margin:16px;overflow:hidden}.card-header{padding:16px;border-bottom:1px solid var(--border);font-weight:700;font-size:20px}.card-content,.comment-form{padding:16px}.comment-form h3{font-size:20px;font-weight:800;margin-bottom:16px}.form-group{margin-bottom:16px}.form-group label{display:block;font-weight:700;margin-bottom:8px;color:var(--text)}.form-input{width:100%;padding:12px;border:1px solid var(--border);border-radius:8px;font-size:16px;font-family:inherit;background:var(--background);color:var(--text)}.form-input:focus{outline:none;border-color:var(--primary)}.form-textarea{min-height:120px;resize:vertical;font-family:inherit}.form-actions{display:flex;justify-content:flex-end;margin-top:16px}.tab-header{display:flex;background:var(--background);overflow-x:auto}.tab-btn{background:none;border:none;padding:16px 20px;font-size:15px;font-weight:700;color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;transition:color .2s;white-space:nowrap}.tab-btn:hover{color:var(--text);background:var(--hover)}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.record-item{border-bottom:1px solid var(--border);padding:16px;transition:background .2s;position:relative}.record-item:hover{background:var(--background-secondary)}.record-header{display:flex;align-items:flex-start;gap:12px;margin-bottom:12px}.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0}.user-info{flex:1;min-width:0}.display-name{font-weight:700;color:var(--text);font-size:15px}.handle{color:var(--text-secondary);font-size:15px}.handle-link{color:var(--text-secondary);text-decoration:none}.handle-link:hover{color:var(--primary);text-decoration:underline}.timestamp{color:var(--text-secondary);font-size:13px;margin-top:4px}.record-actions{display:flex;gap:8px;align-items:center}.record-content{font-size:15px;line-height:1.5;color:var(--text);margin-bottom:12px;white-space:pre-wrap;word-wrap:break-word}.record-meta{display:flex;align-items:center;gap:16px;margin-top:12px}.record-url{color:var(--primary);text-decoration:none;font-size:13px}.record-url:hover{text-decoration:underline}.json-display{margin-top:12px;border:1px solid var(--border);border-radius:8px;overflow:hidden}.json-header{background:var(--background-secondary);padding:8px 12px;font-size:13px;font-weight:700;color:var(--text-secondary)}.json-content{background:#f8f9fa;padding:12px;font-family:SF Mono,Monaco,Cascadia Code,Roboto Mono,Consolas,Courier New,monospace;font-size:12px;line-height:1.4;overflow-x:auto;white-space:pre-wrap;max-height:300px;overflow-y:auto;color:var(--text)}.ask-ai-container{border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--background)}.ask-ai-header{padding:16px;border-bottom:1px solid var(--border);background:var(--background-secondary);display:flex;justify-content:space-between;align-items:center}.ask-ai-header h3{font-size:20px;font-weight:800}.chat-container{height:400px;overflow-y:auto;padding:16px}.chat-message{margin-bottom:16px}.user-message{margin-left:40px}.ai-message{margin-right:40px}.message-header{display:flex;align-items:center;gap:8px;margin-bottom:8px}.message-content{background:var(--background-secondary);padding:12px 16px;border-radius:8px;font-size:15px;line-height:1.4}.user-message .message-content{color:#000}.question-form{padding:16px;border-top:1px solid var(--border);background:var(--background)}.input-container{display:flex;gap:8px;align-items:flex-end}.question-input{flex:1;border:1px solid var(--border);border-radius:8px;padding:12px 16px;font-size:16px;resize:none;font-family:inherit;background:var(--background)}.question-input:focus{outline:none;border-color:var(--primary)}.send-btn{background:var(--primary);color:#fff;border:none;border-radius:8px;width:36px;height:36px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px}.send-btn:hover:not(:disabled){background:var(--primary-hover)}.send-btn:disabled{opacity:.5;cursor:not-allowed}.test-ui{border:2px solid var(--danger);border-radius:8px;margin:16px;background:#fff5f7}.test-ui h2{color:var(--danger);padding:16px;border-bottom:1px solid var(--border);margin:0}.test-ui .card-content{padding:16px}.loading-skeleton{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.skeleton-line{background:var(--background-secondary);border-radius:4px;margin-bottom:8px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.error-message{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;padding:12px 16px;border-radius:8px;margin:16px 0}.success-message{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534;padding:12px 16px;border-radius:8px;margin:16px 0}.auth-notice{text-align:center;color:var(--text-secondary);font-size:14px;margin-top:8px}.page-info{padding:8px 16px;background:var(--background-secondary);font-size:12px;color:var(--text-secondary);text-align:center}.bottom-actions{padding:20px;text-align:center;margin-top:20px}.test-section{margin-top:20px}@media (max-width: 768px){.main-content{max-width:100%}.content-area{border-left:none;border-right:none}.card{margin:0;border-radius:0;border-left:none;border-right:none}.app-header{padding:8px 16px}.header-actions{gap:4px}.btn{padding:6px 12px;font-size:14px}.tab-btn{padding:12px 16px;font-size:14px}.record-item{padding:12px 16px}.chat-container{height:300px}.oauth-user-profile{gap:8px}.profile-avatar-section .profile-avatar,.profile-avatar-fallback{width:36px;height:36px;font-size:14px}.profile-display-name{font-size:14px}.profile-handle{font-size:12px}.profile-did{font-size:9px}.oauth-header-content{flex-direction:column;gap:12px;align-items:flex-start}.oauth-header-actions{width:100%;justify-content:center}}.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0;border:1px solid var(--border)}.avatar-loading{background:var(--background-secondary);border-radius:50%;position:relative;overflow:hidden}.avatar-loading:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:loading-shimmer 1.5s infinite}@keyframes loading-shimmer{0%{left:-100%}to{left:100%}}.avatar-fallback{background:var(--background-secondary);color:var(--text-secondary);font-weight:600;border:1px solid var(--border)}.avatar-container{position:relative;display:inline-block}.avatar-card{position:absolute;top:100%;left:50%;transform:translate(-50%);background:var(--background);border:1px solid var(--border);border-radius:8px;padding:16px;box-shadow:0 4px 12px #0000001a;z-index:1000;min-width:200px;margin-top:8px}.avatar-card:before{content:"";position:absolute;top:-8px;left:50%;transform:translate(-50%);width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-bottom:8px solid var(--border)}.avatar-card:after{content:"";position:absolute;top:-7px;left:50%;transform:translate(-50%);width:0;height:0;border-left:7px solid transparent;border-right:7px solid transparent;border-bottom:7px solid var(--background)}.avatar-card-image{display:block;margin:0 auto 12px}.avatar-card-info{text-align:center}.avatar-card-name{font-weight:700;font-size:16px;margin-bottom:4px;color:var(--text)}.avatar-card-handle{color:var(--text-secondary);text-decoration:none;font-size:14px}.avatar-card-handle:hover{color:var(--primary);text-decoration:underline}.avatar-list{display:flex;align-items:center}.avatar-list-item{border:2px solid var(--background);border-radius:50%;overflow:hidden}.avatar-list-more{border:2px solid var(--background);font-weight:600;font-size:12px}.avatar-test-container{margin:16px}.test-section{margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--border)}.test-section:last-child{border-bottom:none}.test-section h3{margin-bottom:16px;color:var(--text);font-size:18px;font-weight:700}.avatar-examples{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.avatar-example{text-align:center}.avatar-example h4{margin-bottom:8px;font-size:14px;color:var(--text-secondary);font-weight:600}.test-controls{display:flex;gap:12px;flex-wrap:wrap}.hidden{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}