:root{--ink:#11171c;--muted:#748088;--paper:#eef1ed;--white:#fbfcfa;--line:#dce2dd;--mint:#31d6b2;--navy:#15212b;--violet:#8b8cf7;--mono:'DM Mono',monospace;--sans:'Manrope','Noto Sans SC',sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:13px}button,input,textarea,select{font:inherit}button{cursor:pointer}.admin-shell{display:grid;grid-template-columns:230px minmax(0,1fr);min-height:100vh}.sidebar{display:flex;flex-direction:column;padding:28px 21px;color:#b6c1c1;background:var(--navy);position:sticky;top:0;height:100vh}.brand{display:flex;gap:10px;align-items:center;color:#fff;text-decoration:none}.brand-mark{display:grid;place-items:center;width:34px;height:34px;color:var(--navy);background:var(--mint);border-radius:10px 3px 10px 3px;font-size:20px;font-weight:900}.brand b{display:block;font-size:16px}.brand small{display:block;color:#7f9099;font:8px 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