:root{--bg: #f5efe6;--surface: rgba(255, 255, 255, .85);--surface-strong: rgba(255, 255, 255, .95);--border: rgba(58, 52, 43, .18);--border-strong: rgba(58, 52, 43, .32);--text: #2a241c;--text-soft: rgba(42, 36, 28, .78);--text-muted: rgba(42, 36, 28, .6);--accent: #d28e5c;--accent-strong: #b86f3d;--accent-soft: rgba(210, 142, 92, .18);--shadow-card: 0 12px 36px rgba(74, 60, 42, .14)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.5;min-height:100vh;overflow-x:hidden}button{font-family:inherit;font-size:inherit;cursor:pointer}#lb-root{max-width:720px;margin:0 auto;padding:24px 20px 40px;display:flex;flex-direction:column;min-height:100vh}.lb-header{display:flex;flex-direction:column;align-items:center;position:relative;margin-bottom:24px;padding-top:8px}.lb-back-link{position:absolute;left:0;top:14px;display:inline-flex;align-items:center;gap:6px;padding:6px 12px 6px 8px;font-size:13px;letter-spacing:1px;color:var(--text-soft);text-decoration:none;border-radius:999px;transition:color .15s,background .15s}.lb-back-link:hover{color:var(--text);background:#3a342b0f}.lb-back-link svg{display:block}.lb-page-title{font-size:32px;font-weight:400;letter-spacing:12px;margin-top:18px;color:var(--text)}.lb-page-sub{margin-top:4px;font-size:12px;letter-spacing:5px;color:var(--text-muted)}.lb-main{flex:1 1 auto;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:20px 18px 16px;box-shadow:var(--shadow-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.lb-tabs{display:flex;justify-content:center;gap:6px;margin-bottom:12px;flex:0 0 auto}.lb-tab{padding:6px 16px;border-radius:999px;background:#3a342b0a;border:1px solid var(--border);color:var(--text-soft);font-family:inherit;font-size:13px;letter-spacing:1px;transition:all .15s}.lb-tab.active{background:var(--accent-soft);border-color:#e8a87c80;color:var(--accent-strong);font-weight:500}.lb-tab:hover:not(.active){background:#3a342b14}.lb-level-picker{margin:0 auto 10px;padding:6px 12px;background:var(--surface-strong);border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:13px;color:var(--text);cursor:pointer;outline:none;flex:0 0 auto}.lb-list{flex:1 1 auto;min-height:200px;padding:4px 2px 8px;margin-bottom:8px}.lb-row{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:10px 12px;border-radius:10px;font-size:14px;margin-bottom:4px;background:#3a342b08;transition:background .15s}.lb-row.me{background:var(--accent-soft);border:1px solid rgba(232,168,124,.5)}.lb-rank{width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:#3a342b14;color:var(--text-soft);font-weight:600;font-variant-numeric:tabular-nums;font-size:13px}.lb-rank.gold{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;box-shadow:0 4px 12px #f59e0b66}.lb-rank.silver{background:linear-gradient(135deg,#d1d5db,#9ca3af);color:#fff;box-shadow:0 4px 12px #9ca3af66}.lb-rank.bronze{background:linear-gradient(135deg,#d97706,#92400e);color:#fff;box-shadow:0 4px 12px #92400e66}.lb-name{font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left}.lb-me-tag{display:inline-block;margin-left:6px;padding:1px 6px;font-size:10px;font-style:normal;background:var(--accent-strong);color:#fff;border-radius:4px;letter-spacing:1px}.lb-right{display:flex;gap:12px;align-items:center;font-variant-numeric:tabular-nums;color:var(--text-soft);font-size:13px}.lb-right .lb-cleared{color:var(--text);font-weight:500}.lb-right .lb-stars{color:#d97706}.lb-right .lb-time{color:var(--text);font-weight:500;font-family:SF Mono,Monaco,Menlo,monospace}.lb-empty{padding:60px 0;text-align:center;color:var(--text-muted);font-size:14px}.lb-loading{font-size:13px}.lb-me-hint{text-align:center;font-size:13px;color:var(--text-soft);letter-spacing:1px;padding:10px 0 4px;min-height:20px}.lb-footer{margin-top:20px;text-align:center;font-size:13px;color:var(--text-muted)}.lb-footer a{color:var(--accent-strong);text-decoration:none;font-weight:500}.lb-footer a:hover{text-decoration:underline}@media (max-width: 600px){#lb-root{padding:16px 12px 24px}.lb-header{margin-bottom:18px}.lb-back-link{top:8px}.lb-page-title{font-size:24px;letter-spacing:8px;margin-top:28px}.lb-main{padding:16px 12px 12px;border-radius:12px}.lb-row{grid-template-columns:36px 1fr auto;gap:8px;padding:8px 10px;font-size:13px}.lb-rank{width:28px;height:28px;font-size:12px}.lb-right{gap:8px;font-size:12px}}