*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:#f5f7fb;color:#172033}.app-shell{display:flex;min-height:100vh}.sidebar{width:255px;background:#101b3d;color:#fff;position:fixed;inset:0 auto 0 0;padding:20px 14px;overflow:auto}.brand{display:flex;gap:12px;align-items:center;padding:8px 10px 25px;border-bottom:1px solid rgba(255,255,255,.12)}.brand-mark{width:42px;height:42px;border-radius:12px;background:#d5af37;color:#101b3d;display:grid;place-items:center;font-weight:800}.brand small{display:block;color:#aeb9d4;margin-top:3px;font-size:11px}.sidebar nav{padding-top:18px}.sidebar a{display:block;color:#dbe3f7;text-decoration:none;padding:10px 12px;border-radius:8px;margin:2px 0}.sidebar a:hover{background:rgba(255,255,255,.09)}.nav-label{color:#8996b7;font-size:10px;text-transform:uppercase;letter-spacing:1px;padding:16px 12px 6px}.sidebar-footer{border-top:1px solid rgba(255,255,255,.12);margin-top:20px;padding-top:12px}.main{margin-left:255px;flex:1}.topbar{background:#fff;border-bottom:1px solid #e7eaf0;padding:18px 28px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:3}.topbar h1{margin:0 0 4px;font-size:22px}.topbar span{font-size:12px;color:#69758e}.user-chip{background:#eef2f8;border-radius:20px;padding:9px 14px;font-size:13px}.content{padding:28px}.footer{padding:20px 28px;color:#7b8498;font-size:12px}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.card{background:#fff;border:1px solid #e8ebf1;border-radius:14px;padding:20px;box-shadow:0 3px 12px rgba(20,32,60,.04)}.card .label{color:#7a8498;font-size:12px}.card .value{font-size:28px;font-weight:750;margin-top:8px}.panel{background:#fff;border:1px solid #e8ebf1;border-radius:14px;margin-top:20px;padding:20px}.panel h2{font-size:16px;margin-top:0}.btn{display:inline-block;background:#101b3d;color:#fff;text-decoration:none;border:0;border-radius:8px;padding:10px 15px;cursor:pointer}.login-page{min-height:100vh;display:grid;place-items:center;background:#101b3d}.login-box{width:min(430px,92vw);background:#fff;border-radius:18px;padding:32px;box-shadow:0 20px 60px rgba(0,0,0,.25)}.login-box h1{margin-top:0}.field{margin-bottom:16px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px}.field input{width:100%;padding:12px;border:1px solid #d8deea;border-radius:8px}.alert{padding:11px 13px;border-radius:8px;background:#fff0f0;color:#a12828;margin-bottom:15px}.muted{color:#7a8498;font-size:13px}@media(max-width:900px){.sidebar{width:220px}.main{margin-left:220px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.sidebar{position:static;width:100%;height:auto}.app-shell{display:block}.main{margin-left:0}.cards{grid-template-columns:1fr}.topbar{padding:15px}.content{padding:16px}}