:root{--bg:#f3f6fb;--card:#fff;--ink:#17233b;--muted:#748199;--line:#e4eaf3;--nav:#0c1730;--nav2:#111f3d;--blue:#3978f6;--green:#149b6b;--amber:#c98214;--red:#d7484f;--shadow:0 8px 28px rgba(28,48,88,.055)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.45 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}button,input{font:inherit}button{cursor:pointer}.hidden{display:none!important}.app-shell{min-height:100vh;display:flex}.sidebar{width:248px;background:var(--nav);color:#d4ddef;padding:22px 15px;display:flex;flex-direction:column;flex-shrink:0;position:fixed;inset:0 auto 0 0}.brand{display:flex;align-items:center;gap:10px;padding:2px 8px 32px}.brand b{display:block;color:#fff;font-size:12px;letter-spacing:.8px}.brand 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