:root{--ink:#17302f;--muted:#6d7b7a;--green:#0d5b55;--green2:#157a70;--mint:#dceee9;--blue:#e6efff;--amber:#fff0d4;--red:#fde7e5;--line:#dfe7e5;--paper:#fff;--bg:#f4f7f6}*{box-sizing:border-box}html{font-size:16px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,sans-serif}.app-shell{display:grid;grid-template-columns:245px 1fr;min-height:100vh}.sidebar{background:#0b403d;color:white;padding:27px 19px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:11px;color:white;text-decoration:none;margin-bottom:35px;font-weight:700}.brand>b{font-size:28px;width:42px;height:42px;border-radius:11px;background:white;color:var(--green);display:grid;place-items:center}.brand span{line-height:1.15}.brand small{display:block;color:#acd0cc;font-size:12px;font-weight:400;margin-top:3px}.sidebar nav{display:grid;gap:5px}.sidebar nav a{color:#bdd5d2;text-decoration:none;padding:12px 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