:root{--bg:#f5f7fb;--panel:#fff;--ink:#18202b;--muted:#6b7480;--line:#dfe4ea;--blue:#183b67;--blue2:#24568f;--red:#d62828;--green:#138a5b;--amber:#c77a11;--shadow:0 14px 35px rgba(24,32,43,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--ink);background:var(--bg)}button,select,textarea,input{font:inherit}.app-shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.sidebar{background:#102c50;color:white;padding:22px 16px;display:flex;flex-direction:column;gap:28px}.brand{display:flex;gap:11px;align-items:center}.brand-icon{width:42px;height:42px;border-radius:13px;background:white;color:#102c50;display:grid;place-items:center;font-size:24px}.brand strong{display:block;font-size:14px}.brand span{display:block;font-size:11px;opacity:.72;margin-top:3px}.sidebar nav{display:grid;gap:8px}.nav{border:0;background:transparent;color:#d7e4f3;text-align:left;padding:12px 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