:root{--ep-ink: #0a0a0a;--ep-ink-2: #3a3a3a;--ep-ink-3: #6a6a6a;--ep-ink-4: #a0a0a0;--ep-paper: #f6f4ef;--ep-paper-2: #ecebe5;--ep-paper-3: #e0ddd3;--ep-green: #1aa260;--ep-orange: #e08400;--ep-red: #d23131;--ep-line: #0a0a0a;--ep-line-thin: rgba(10, 10, 10, .35);--ep-line-faint: rgba(10, 10, 10, .18);--ep-font-mono: "JetBrains Mono", "Menlo", "SF Mono", monospace;--ep-font-sans: "Inter", system-ui, -apple-system, sans-serif;--ep-rail-closed: 52px;--ep-header-h: 60px}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--ep-paper);color:var(--ep-ink);font-family:var(--ep-font-sans)}button{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:var(--ep-rail-closed) minmax(0,1fr);grid-template-rows:var(--ep-header-h) auto auto}.nav-rail{grid-row:1 / 4;border-right:1.5px solid var(--ep-line);background:var(--ep-paper-2);padding:10px 6px;display:flex;flex-direction:column;gap:10px;align-items:center}.rail-mark{width:32px;height:32px;border:1.5px solid 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var(--ep-line-thin);padding:12px;min-height:86px;background:var(--ep-paper-2);color:var(--ep-ink-3);display:flex;align-items:center;justify-content:center;text-align:center}.footer-grid{grid-column:2;display:grid;grid-template-columns:1fr 1fr;border-bottom:1.5px solid var(--ep-line)}.asset-inline{width:16px;height:16px;vertical-align:text-bottom}@media (max-width: 1100px){.command-center-main{grid-template-columns:1fr}.column{border-right:0;border-bottom:1.5px solid var(--ep-line)}.footer-grid{grid-template-columns:1fr}}@media (max-width: 720px){.app-shell{grid-template-columns:1fr;grid-template-rows:auto auto auto auto}.nav-rail{grid-row:auto;border-right:0;border-bottom:1.5px solid var(--ep-line);flex-direction:row;justify-content:space-between;padding:8px 12px}.rail-label{writing-mode:horizontal-tb;transform:none}.global-header,.command-center-main,.footer-grid{grid-column:1}.header-actions{width:100%;justify-content:flex-start}}