:root{--bg-dark: #0d1117;--card-bg-dark: #161b22;--border-dark: #21262d;--text-primary: #c9d1d9;--text-secondary: #8b949e;--accent-blue: #58a6ff;--accent-green: #3fb950;--accent-orange: #f0883e;--accent-red: #f85149}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app-container{display:flex;min-height:100vh}.sidebar{width:260px;background-color:var(--card-bg-dark);border-right:1px solid var(--border-dark);display:flex;flex-direction:column;padding:20px}.brand{font-size:1.25rem;font-weight:700;color:#fff;display:flex;align-items:center;gap:8px;margin-bottom:28px}.brand span{color:var(--accent-blue)}.nav-group{display:flex;flex-direction:column;gap:6px;flex:1}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:6px;color:var(--text-secondary);background:transparent;border:none;cursor:pointer;font-size:.95rem;font-weight:500;text-align:left;transition:all .2s}.nav-item:hover,.nav-item.active{background-color:var(--border-dark);color:var(--accent-blue)}.user-profile-badge{border-top:1px solid var(--border-dark);padding-top:16px;display:flex;align-items:center;justify-content:space-between}.role-badge{background:#58a6ff26;color:var(--accent-blue);font-size:.75rem;padding:2px 8px;border-radius:12px;text-transform:uppercase}.main-wrapper{flex:1;padding:28px 36px;overflow-y:auto}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-header h1{font-size:1.6rem;color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--card-bg-dark);border:1px solid var(--border-dark);border-radius:8px;padding:18px}.stat-value{font-size:1.8rem;font-weight:700;color:#fff;margin-top:6px}.stat-label{font-size:.85rem;color:var(--text-secondary)}.table-card{background:var(--card-bg-dark);border:1px solid var(--border-dark);border-radius:8px;overflow:hidden;margin-bottom:24px}.data-table{width:100%;border-collapse:collapse;text-align:left}.data-table th{background:var(--bg-dark);padding:12px 16px;font-size:.85rem;color:var(--text-secondary);border-bottom:1px solid var(--border-dark)}.data-table td{padding:14px 16px;border-bottom:1px solid var(--border-dark);font-size:.9rem}.data-table tr:last-child td{border-bottom:none}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:6px;border:none;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s}.btn-primary{background-color:#238636;color:#fff}.btn-primary:hover{background-color:#2ea043}.btn-secondary{background-color:#21262d;color:var(--text-primary);border:1px solid var(--border-dark)}.btn-secondary:hover{background-color:#30363d}.btn-danger{background-color:#f8514926;color:var(--accent-red);border:1px solid rgba(248,81,73,.3)}.btn-danger:hover{background-color:#f851494d}.status-active{color:var(--accent-green);background:#3fb95026;padding:2px 8px;border-radius:4px;font-size:.8rem}.status-limit{color:var(--accent-orange);background:#f0883e26;padding:2px 8px;border-radius:4px;font-size:.8rem}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.85rem;color:var(--text-secondary);margin-bottom:6px}.form-input,.form-textarea{width:100%;background:var(--bg-dark);border:1px solid var(--border-dark);border-radius:6px;padding:10px 12px;color:#fff;font-size:.9rem}.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--accent-blue)}.license-key-box{background:var(--bg-dark);border:1px dashed var(--accent-blue);padding:10px 14px;border-radius:6px;font-family:monospace;color:var(--accent-blue);font-weight:600;display:flex;justify-content:space-between;align-items:center}