:root{--bg: #14161a;--panel: #1c1f26;--line: #2c313b;--text: #e6e9ef;--muted: #8b94a6;--accent: #5aa9ff;--estimated: #d99a2b;--measured: #4ec98a;--bar: #1a1d24;--sunken: #12141a;--hover: #22262f;--edge: #3c434f;--danger: #e2686b;color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text)}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.shell{display:flex;flex-direction:column;height:100%}.shell-main{flex:1;min-height:0;overflow-y:auto;padding:20px 20px 32px}.appbar{flex:none;display:flex;align-items:center;gap:12px;height:52px;padding:0 14px;background:linear-gradient(#212530,var(--bar));border-bottom:1px solid var(--line);position:relative;z-index:5}.appbar-brand{display:flex;align-items:center;gap:9px;height:28px;padding-right:14px;border-right:1px solid 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