:root{font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.5;font-weight:400;color:#dfe6e9;background-color:#1e272e}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100vh}a{color:#74b9ff;text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit;font-size:inherit}.portal-layout{display:flex;min-height:100vh}.portal-sidebar{width:240px;background:#2d3436;padding:24px 16px;border-right:1px solid #444;display:flex;flex-direction:column;gap:4px}.portal-sidebar h1{font-size:18px;margin-bottom:24px;color:#fdcb6e}.portal-sidebar a{display:block;padding:8px 12px;border-radius:6px;color:#b2bec3;text-decoration:none}.portal-sidebar a:hover,.portal-sidebar a.active{background:#444;color:#dfe6e9}.portal-content{flex:1;padding:32px;overflow-y:auto}.portal-content h2{margin-bottom:16px}.card{background:#2d3436;border-radius:8px;padding:20px;margin-bottom:16px}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:4px;font-weight:500;color:#b2bec3}.form-group input,.form-group textarea,.form-group select{width:100%;padding:8px 12px;background:#1e272e;border:1px solid #444;border-radius:4px;color:#dfe6e9}.btn{padding:8px 16px;border-radius:6px;border:none;font-weight:500;transition:opacity .2s}.btn:hover{opacity:.9}.btn-primary{background:#6c5ce7;color:#fff}.btn-success{background:#00b894;color:#fff}.btn-danger{background:#e17055;color:#fff}.btn-outline{background:transparent;border:1px solid #636e72;color:#dfe6e9}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:#2d3436;border-radius:8px;padding:16px;text-align:center}.stat-card .value{font-size:28px;font-weight:700;color:#fdcb6e}.stat-card .label{font-size:13px;color:#636e72;margin-top:4px}