:root{--bg: #f5f2ec;--bg-card: #ffffff;--bg-subtle: #eeeae2;--bg-inset: #f0ede6;--sidebar-bg: #17140f;--sidebar-border: rgba(255,255,255,.06);--sidebar-text: #9a8f83;--sidebar-hover: rgba(255,255,255,.06);--sidebar-active: rgba(255,255,255,.09);--sidebar-accent: #d4922a;--accent: #1a7c6e;--accent-hover: #145f55;--accent-light: #e6f4f2;--accent-text: #0e5048;--gold: #d4922a;--gold-light: #fdf3e3;--danger: #c0392b;--danger-hover: #a93226;--danger-light: #fdf0ee;--danger-border: #f5b7b1;--text: #1e1a16;--text-secondary: #5c5248;--text-muted: #9a8f83;--text-placeholder: #c2b9b0;--border: #ddd8cf;--border-strong: #c8c2b8;--past-bg: #f0ede6;--past-text: #9a8f83;--past-accent: #c8c2b8;--current-bg: #e8f2e8;--current-text: #234d2a;--current-accent: #5a9e62;--future-bg: #e9eaf5;--future-text: #2d3470;--future-accent: #717ac4;--stat-inserted-bg: var(--accent-light);--stat-inserted-border: #8ecec6;--stat-updated-bg: var(--future-bg);--stat-updated-border: #b8bce0;--stat-skipped-bg: var(--gold-light);--stat-skipped-border: #f0d49a;--alert-success-bg: var(--accent-light);--alert-success-border: #8ecec6;--alert-success-color: var(--accent-text);--missing-code-bg: var(--gold-light);--missing-code-border: #f0d49a;--missing-code-color: #7a5a1a;--pill-current-border: #b0ceb4;--pill-future-border: #b8bce0;--link: #1a7c6e;--link-visited: #145f55;--radius-sm: 4px;--radius: 6px;--radius-lg: 10px;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow: 0 2px 6px rgba(0,0,0,.07);--shadow-lg: 0 8px 32px rgba(0,0,0,.14);--font-sans: "DM Sans", system-ui, sans-serif;--font-display: "Syne", system-ui, sans-serif;--font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, 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var(--missing-code-border);border-radius:var(--radius)}.missing-code{font-family:var(--font-mono);font-size:12.5px;color:var(--missing-code-color);background:none;flex:1}.date-empty{color:var(--text-placeholder);letter-spacing:.05em}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.page-header h1{margin-bottom:0}tr.session-past{background:var(--past-bg)}tr.session-past td{color:var(--past-text)}tr.session-current{background:var(--current-bg)}tr.session-future{background:var(--future-bg)}tr.session-past td:first-child{box-shadow:inset 3px 0 0 var(--past-accent)}tr.session-current td:first-child{box-shadow:inset 3px 0 0 var(--current-accent)}tr.session-future td:first-child{box-shadow:inset 3px 0 0 var(--future-accent)}.tree-row.session-past{background:var(--past-bg)}.tree-row.session-past .tree-name,.tree-row.session-past .tree-type{color:var(--past-text)}.tree-row.session-past 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solid var(--pill-future-border)}.session-status-filter{display:flex;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.session-filter-btn{padding:6px 16px;background:var(--bg-card);border:none;border-right:1px solid var(--border);font-size:12.5px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:background .13s,color .13s}.session-filter-btn:last-child{border-right:none}.session-filter-btn:hover:not(.session-filter-btn-active){background:var(--bg-inset);color:var(--text-secondary)}.session-filter-btn-all.session-filter-btn-active{background:var(--sidebar-bg);color:#f0ece4;font-weight:600}.session-filter-btn-past.session-filter-btn-active{background:var(--past-bg);color:var(--past-text);font-weight:600}.session-filter-btn-current.session-filter-btn-active{background:var(--current-bg);color:var(--current-text);font-weight:600}.session-filter-btn-future.session-filter-btn-active{background:var(--future-bg);color:var(--future-text);font-weight:600}[data-theme=classic]{--bg: #f8fafc;--bg-card: #ffffff;--bg-subtle: #e2e8f0;--bg-inset: #f1f5f9;--sidebar-bg: #1e293b;--sidebar-border: rgba(255,255,255,.07);--sidebar-text: #cbd5e1;--sidebar-hover: #334155;--sidebar-active: #3b82f6;--sidebar-accent: transparent;--accent: #3b82f6;--accent-hover: #2563eb;--accent-light: #eff6ff;--accent-text: #1d4ed8;--gold: #f59e0b;--gold-light: #fef9c3;--danger: #b91c1c;--danger-hover: #991b1b;--danger-light: #fef2f2;--danger-border: #fca5a5;--text: #0f172a;--text-secondary: #334155;--text-muted: #64748b;--text-placeholder: #94a3b8;--border: #e2e8f0;--border-strong: #cbd5e1;--past-bg: #f8fafc;--past-text: #94a3b8;--past-accent: #cbd5e1;--current-bg: #f0fdf4;--current-text: #166534;--current-accent: #22c55e;--future-bg: #eff6ff;--future-text: #1d4ed8;--future-accent: #3b82f6;--stat-inserted-bg: #f0fdf4;--stat-inserted-border: #86efac;--stat-updated-bg: #eff6ff;--stat-updated-border: #93c5fd;--stat-skipped-bg: #fef9c3;--stat-skipped-border: #fde047;--alert-success-bg: #f0fdf4;--alert-success-border: #86efac;--alert-success-color: #166534;--missing-code-bg: #fef9c3;--missing-code-border: #fde047;--missing-code-color: #92400e;--pill-current-border: #bbf7d0;--pill-future-border: #bfdbfe;--link: #2563eb;--link-visited: #1e40af}[data-theme=classic] .sidebar nav 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