:root{--bg: #ffffff;--bg-soft: #f7f7f5;--surface: #ffffff;--border: #e6e5e1;--text: #2b2a27;--muted: #82817b;--accent: #c2511f;--accent-soft: #fbeee7;--radius: 10px;--sidebar-w: 340px;--reading: 18px;color-scheme:light}:root[data-theme=dark]{--bg: #1b1b19;--bg-soft: #232321;--surface: #2a2a27;--border: #3a3a35;--text: #e9e8e3;--muted: #9b998f;--accent: #e2682f;--accent-soft: #3a2a20;color-scheme:dark}:root[data-theme=dark] .seg--focus{background:#5a4a1e}:root[data-theme=dark] .seg--active{background:#1f5b32;box-shadow:inset 3px 0 #4ade80}:root[data-theme=dark] .panel__item--playing,:root[data-theme=dark] .panel__item--playing:hover{background:#1f5b32;border-left-color:#4ade80;box-shadow:inset 3px 0 #4ade80}:root[data-theme=dark] .panel__subitem--playing,:root[data-theme=dark] .panel__subitem--playing:hover{background:#1f5b32;box-shadow:inset 3px 0 #4ade80}:root[data-theme=dark] .chapter--active{color:var(--accent)}:root[data-theme=dark] 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