:root{--char:#17191b;--char2:#202326;--char3:#292d30;--gold:#c99b3f;--gold2:#e0b65b;--bg:#f3f4f4;--text:#22272a;--muted:#788084;--line:#e2e5e6;--green:#16805d;--red:#b94c4c;--white:#fff}*{box-sizing:border-box}html,body{margin:0;font-family:'Cairo',sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}button,input,select,textarea{font-family:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:285px;background:linear-gradient(180deg,#151719,#202326);color:#fff;position:fixed;right:0;top:0;bottom:0;padding:18px 14px;display:flex;flex-direction:column;z-index:20;box-shadow:-10px 0 30px rgba(0,0,0,.08)}.brand{display:flex;align-items:center;gap:12px;padding:4px 10px 18px;border-bottom:1px solid #33383b}.brand img{width:54px;height:54px;object-fit:cover;border-radius:50%;border:1px solid #66532f}.brand strong{display:block;color:var(--gold2);font-size:23px}.brand span{font-size:11px;letter-spacing:4px;color:#d0d0d0}.sidebar 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