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8px #63b3ed4d}.ancient-panel .nav-btn.study-active{background:#63b3ed59;color:var(--blue);box-shadow:0 0 12px #63b3ed80;border-color:var(--blue)}.ancient-panel #btnAnalyze{position:relative}.ai-badge{position:absolute;top:-3px;right:-3px;font-size:9px;font-weight:700;background:#4a9eff;color:#fff;border-radius:4px;padding:0 4px;line-height:1.5;pointer-events:none;box-shadow:0 1px 3px #0000004d}.analysis-result{font-size:12px;line-height:1.5;color:var(--text-secondary);margin-top:6px;padding:6px 8px;background:var(--card-bg);border-radius:6px;word-break:break-all}.ancient-panel .match-status{padding:6px 10px;display:flex;justify-content:space-between;align-items:center;gap:8px}.ancient-panel .status-text{font-size:12px;flex-shrink:0}.ancient-panel .status-analysis{font-size:12px;color:var(--text-secondary);text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ancient-home-btn{position:fixed;top:12px;left:12px;z-index:100;width:40px;height:40px;border-radius:50%;background:var(--bg-panel);border:1px solid var(--border-strong);color:var(--accent);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;box-shadow:0 2px 8px #0000004d;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.ancient-home-btn:hover{background:var(--bg-panel);border-color:var(--accent-border);transform:scale(1.08);box-shadow:0 4px 16px #0006}.ancient-home-btn svg{width:22px;height:22px}@media(max-width:900px){.ancient-panel{padding:6px;gap:4px}.ancient-header{gap:6px;padding-bottom:2px}.back-btn{font-size:12px;padding:2px 6px}.back-btn svg{width:16px;height:16px}.ancient-title{font-size:13px}.header-style-btn{width:28px;height:28px}.header-style-btn svg{width:16px;height:16px}.game-info-bar{padding:4px 6px;gap:4px;font-size:11px}.book-select,.game-select{font-size:11px;padding:1px 3px}.game-list{max-height:90px;padding:2px}.game-item{font-size:11px;padding:2px 6px}.ancient-panel .match-status{padding:4px 6px;gap:4px}.ancient-panel .status-text,.ancient-panel .status-analysis{font-size:11px}.ancient-panel .review-nav{padding:4px}.ancient-panel .nav-btn{width:36px;height:36px}.ancient-panel .nav-btn svg{width:20px;height:20px}.ancient-panel .moves-panel{padding:0}.ancient-panel .moves-header{font-size:12px;padding:6px 8px 0}.ancient-panel .moves-list{min-height:0;padding:2px 4px 4px}}@media(min-width:1024px){.game-list{max-height:220px}}