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var(--border);border-radius:var(--radius);pointer-events:none;color:var(--parchment);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);min-width:180px;max-width:280px;padding:0;font-size:.85rem;display:none;position:fixed;overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.5)}.human-history-root .atlas-tt-head{border-left-style:solid;border-left-width:3px;padding:10px 14px 8px}.human-history-root .atlas-tt-head strong{font-family:var(--serif);font-size:.95rem;display:block}.human-history-root .atlas-tt-sub{color:var(--parchment-dim);opacity:.7;font-size:.72rem}.human-history-root .atlas-tt-meta{color:var(--parchment-dim);padding:0 14px 4px;font-size:.72rem}.human-history-root .atlas-tt-preview{color:var(--parchment-dim);opacity:.6;border-top:1px solid var(--border);padding:4px 14px 6px;font-size:.72rem}.human-history-root .atlas-tt-hint{color:var(--gold);opacity:.7;background:color-mix(in oklab,var(--gold)5%,transparent);text-align:center;padding:6px 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cubic-bezier(.16,1,.3,1);position:absolute;top:0;bottom:0;right:0;overflow-y:auto;transform:translate(100%)}.human-history-root .scene-panel.open{visibility:visible;pointer-events:auto;transform:translate(0)}.human-history-root .scene-header{margin-bottom:24px}.human-history-root .scene-top-row{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.human-history-root .scene-back{border:1px solid var(--border);color:var(--parchment-dim);border-radius:var(--radius);cursor:pointer;font-size:.8rem;font-family:var(--sans);background:0 0;padding:6px 14px;transition:all .2s}.human-history-root .scene-back:hover{color:var(--gold);border-color:var(--gold)}.human-history-root .scene-close{border:1px solid var(--border);color:var(--parchment-dim);cursor:pointer;background:0 0;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:.9rem;transition:all .2s;display:flex}.human-history-root .scene-close:hover{color:var(--gold);border-color:var(--gold)}.human-history-root .scene-title{font-family:var(--serif);color:var(--parchment);margin:0 0 4px;font-size:1.4rem}.human-history-root .scene-meta{color:var(--parchment-dim);margin:0 0 12px;font-size:.8rem}.human-history-root .scene-progress{background:var(--border);border-radius:2px;height:3px;margin-bottom:4px;overflow:hidden}.human-history-root .scene-progress-fill{background:var(--gold);border-radius:2px;width:0%;height:100%;transition:width .15s ease-out}.human-history-root .scene-cards{flex:1;padding-right:4px;overflow-y:auto}.human-history-root .scene-card{gap:16px;margin-bottom:24px;animation:.3s ease-out both sceneCardIn;display:flex}.human-history-root .scene-card:nth-child(2){animation-delay:50ms}.human-history-root .scene-card:nth-child(3){animation-delay:.1s}.human-history-root .scene-card:nth-child(4){animation-delay:.15s}.human-history-root .scene-card:nth-child(5){animation-delay:.2s}.human-history-root .scene-card-title{font-family:var(--serif);color:var(--parchment);margin:0 0 8px;font-size:1.05rem}.human-history-root .scene-card-body{color:var(--parchment-dim);margin:0;font-size:.85rem;line-height:1.8}.human-history-root .scene-step{flex-direction:column;flex-shrink:0;align-items:center;width:28px;display:flex}.human-history-root .scene-num{background:color-mix(in oklab,var(--gold)15%,transparent);border:1px solid color-mix(in oklab,var(--gold)30%,transparent);width:28px;height:28px;color:var(--gold);font-family:var(--serif);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.8rem;font-weight:700;display:flex}.human-history-root .scene-line{background:linear-gradient(180deg,var(--gold)0%,transparent 100%);opacity:.2;flex:1;width:1px;min-height:20px;margin-top:4px}.human-history-root .scene-body{flex:1;min-width:0}@media (prefers-reduced-motion:reduce){.human-history-root .scene-panel{transition-duration:.01ms}.human-history-root .scene-card{animation:none}}@media (max-width:720px){.human-history-root .atlas-overview{width:auto;max-height:34vh;bottom:10px;left:10px;right:10px}.human-history-root .atlas-overview-head{padding:10px 12px 8px}.human-history-root .atlas-overview-item{padding:8px 9px}.human-history-root .scene-panel{width:100%;padding:20px}}@media (min-width:1440px){.human-history-root .atlas-page{padding:0}.human-history-root .atlas-toolbar{padding:10px 24px}.human-history-root .atlas-ctrl-btn{width:36px;height:36px}.human-history-root .scene-panel{width:560px;padding:32px}}@media (min-width:1920px){.human-history-root .scene-panel{width:600px;padding:36px}}