:root{--bg: #10131a;--panel: #181d27;--panel2: #202735;--border: #2b3443;--text: #f1f4f9;--muted: #8994a6;--accent: #a8e66c;--accent-dark: #263d1c;--danger: #ff727c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}button,input{font:inherit}button{cursor:pointer}.app{display:flex;min-height:100vh}.sidebar{width:245px;min-width:245px;background:#141923;border-right:1px solid var(--border);padding:28px 17px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;padding:0 9px 38px}.brand-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--accent);color:#14200e;font-size:23px;font-weight:900}.brand h2{margin:0;font-size:19px}.brand 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