:root{--bg:#0a0d12;--surface:#11151c;--surface2:#161b23;--line:#242b36;--text:#f4f7f8;--muted:#8b95a5;--cyan:#42e8d2;--purple:#8a7dff;--amber:#f1b851;--red:#ff667a;--green:#4ce0a1;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);min-width:320px}.shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:238px;background:#0d1016;border-right:1px solid var(--line);padding:28px 18px;display:flex;flex-direction:column;z-index:5}.brand{display:flex;gap:12px;align-items:center;color:white;text-decoration:none;font-size:22px;font-weight:750;letter-spacing:-.5px;padding:0 8px 34px}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;color:#07100e;background:var(--cyan);font-weight:900;box-shadow:0 0 28px #42e8d233}.brand 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