:root{--navy:#152139;--ink:#17233a;--accent:#5145e8;--bg:#f6f8fe;--line:#d9e2f1;--muted:#697b94;--good:#117747;--warn:#ad2626}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);font:16px system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink)}button,input,select{font:inherit}button{cursor:pointer}.layout{display:flex;min-height:100vh}.sidebar{width:272px;flex:none;background:var(--navy);color:#fff;position:sticky;top:0;height:100vh;overflow:auto;display:flex;flex-direction:column}.brand{padding:25px 19px 21px;border-bottom:1px solid #35445d}.brand h1{margin:0;font-size:23px}.brand p{font-size:13px;color:#b8c6dc;margin:8px 0 0}.menu{padding:20px 11px;display:grid;gap:6px}.menu button{color:#e7edfc;text-align:left;padding:13px 14px;border:0;border-radius:11px;background:transparent;font-weight:700}.menu button.active,.menu 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