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.btn{width:auto}}:root[data-theme=dark]{--background:#0b1220;--surface:#122033;--border:#334968;--muted-bg:#1a2a42;--text:#f6f9ff;--text-muted:#c1d0e4;--primary:#8cc7ff;--primary-dark:#b8dcff;--accent-blue:#4aa3ff;--card:#122033;--bg:#0b1220;--ink:#f6f9ff;--line:#334968}:root[data-theme=dark] .panel-frame,:root[data-theme=dark] body{background:#0b1220;color:#f6f9ff}:root[data-theme=dark] .panel-sidebar{background:#111f33;border-color:#304766}:root[data-theme=dark] .panel-top{background:#f8fbff;border-color:#c7d7ea;color:#0b1728;box-shadow:0 2px 18px #0000002e}:root[data-theme=dark] .panel-top,:root[data-theme=dark] .panel-top *{color:#0b1728}:root[data-theme=dark] .panel-brand,:root[data-theme=dark] .panel-brand b{color:#f6f9ff}:root[data-theme=dark] .panel-brand small,:root[data-theme=dark] .panel-nav-label{color:#b9c9dd}:root[data-theme=dark] .panel-nav a{color:#e8f2ff;font-weight:700}:root[data-theme=dark] .panel-nav a:hover{background:#1b314f;color:#fff}:root[data-theme=dark] 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