*{margin:0;padding:0;box-sizing:border-box}:root{--bg: #0d1015;--panel: #12171e;--panel2: #171d26;--line: #27313d;--text: #eef2f6;--muted: #8f9aa8;--blue: #6ea8ff;--blue-strong: #2b66c5;--red: #ff6b6b;--green: #52cf8b;--yellow: #f3c969;--sidebar: 236px;--sidebar-collapsed: 64px;--radius-sm: 7px;--radius-md: 8px;--radius-lg: 10px;--radius-xl: 12px}body{font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:13px;line-height:1.5}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.app{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);min-height:100vh}.sidebar{width:var(--sidebar);background:#0f1319;border-right:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto;flex-shrink:0}.sidebar-header{height:62px;display:flex;align-items:center;gap:10px;padding:0 14px;border-bottom:1px solid 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